Open-ILS/src/c-apps/oils_cstore.c

   1 #include "opensrf/osrf_application.h"
   2 #include "opensrf/osrf_settings.h"
   3 #include "opensrf/osrf_message.h"
   4 #include "opensrf/utils.h"
   5 #include "opensrf/osrf_json.h"
   6 #include "opensrf/log.h"
   7 #include "openils/oils_utils.h"
   8 #include <dbi/dbi.h>
   9
  10 #include <time.h>
  11 #include <stdlib.h>
  12 #include <string.h>
  13 #include <unistd.h>
  14
  15 #ifdef RSTORE
  16 #  define MODULENAME "open-ils.reporter-store"
  17 #else
  18 #  ifdef PCRUD
  19 #    define MODULENAME "open-ils.pcrud"
  20 #  else
  21 #    define MODULENAME "open-ils.cstore"
  22 #  endif
  23 #endif
  24
  25 #define SUBSELECT       4
  26 #define DISABLE_I18N    2
  27 #define SELECT_DISTINCT 1
  28 #define AND_OP_JOIN     0
  29 #define OR_OP_JOIN      1
  30
  31 int osrfAppChildInit();
  32 int osrfAppInitialize();
  33 void osrfAppChildExit();
  34
  35 static int verifyObjectClass ( osrfMethodContext*, const jsonObject* );
  36
  37 int beginTransaction ( osrfMethodContext* );
  38 int commitTransaction ( osrfMethodContext* );
  39 int rollbackTransaction ( osrfMethodContext* );
  40
  41 int setSavepoint ( osrfMethodContext* );
  42 int releaseSavepoint ( osrfMethodContext* );
  43 int rollbackSavepoint ( osrfMethodContext* );
  44
  45 int doJSONSearch ( osrfMethodContext* );
  46
  47 int dispatchCRUDMethod ( osrfMethodContext* );
  48 static jsonObject* doCreate ( osrfMethodContext*, int* );
  49 static jsonObject* doRetrieve ( osrfMethodContext*, int* );
  50 static jsonObject* doUpdate ( osrfMethodContext*, int* );
  51 static jsonObject* doDelete ( osrfMethodContext*, int* );
  52 static jsonObject* doFieldmapperSearch ( osrfMethodContext*, osrfHash*,
  53         const jsonObject*, int* );
  54 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result, osrfHash* );
  55 static jsonObject* oilsMakeJSONFromResult( dbi_result );
  56
  57 static char* searchWriteSimplePredicate ( const char*, osrfHash*,
  58         const char*, const char*, const char* );
  59 static char* searchSimplePredicate ( const char*, const char*, osrfHash*, const jsonObject* );
  60 static char* searchFunctionPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
  61 static char* searchFieldTransform ( const char*, osrfHash*, const jsonObject*);
  62 static char* searchFieldTransformPredicate ( const char*, osrfHash*, jsonObject*, const char* );
  63 static char* searchBETWEENPredicate ( const char*, osrfHash*, jsonObject* );
  64 static char* searchINPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
  65 static char* searchPredicate ( const char*, osrfHash*, jsonObject* );
  66 static char* searchJOIN ( const jsonObject*, osrfHash* );
  67 static char* searchWHERE ( const jsonObject*, osrfHash*, int, osrfMethodContext* );
  68 static char* buildSELECT ( jsonObject*, jsonObject*, osrfHash*, osrfMethodContext* );
  69
  70 static char* SELECT ( osrfMethodContext*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, int );
  71
  72 void userDataFree( void* );
  73 static void sessionDataFree( char*, void* );
  74 static char* getSourceDefinition( osrfHash* );
  75
  76 #ifdef PCRUD
  77 static jsonObject* verifyUserPCRUD( osrfMethodContext* );
  78 static int verifyObjectPCRUD( osrfMethodContext*, const jsonObject* );
  79 #endif
  80
  81 static dbi_conn writehandle; /* our MASTER db connection */
  82 static dbi_conn dbhandle; /* our CURRENT db connection */
  83 //static osrfHash * readHandles;
  84 static jsonObject* jsonNULL = NULL; //
  85 static int max_flesh_depth = 100;
  86
  87 /* called when this process is about to exit */
  88 void osrfAppChildExit() {
  89     osrfLogDebug(OSRF_LOG_MARK, "Child is exiting, disconnecting from database...");
  90
  91     int same = 0;
  92     if (writehandle == dbhandle) same = 1;
  93     if (writehandle) {
  94         dbi_conn_query(writehandle, "ROLLBACK;");
  95         dbi_conn_close(writehandle);
  96         writehandle = NULL;
  97     }
  98     if (dbhandle && !same)
  99         dbi_conn_close(dbhandle);
 100
 101     // XXX add cleanup of readHandles whenever that gets used
 102
 103     return;
 104 }
 105
 106 int osrfAppInitialize() {
 107
 108     osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
 109     osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
 110
 111     if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
 112
 113     char* method_str = NULL;
 114     growing_buffer* method_name = buffer_init(64);
 115 #ifndef PCRUD
 116     // Generic search thingy
 117     buffer_fadd(method_name, "%s.json_query", MODULENAME);
 118     method_str = buffer_data(method_name);
 119     osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
 120     free(method_str);
 121 #endif
 122
 123     // first we register all the transaction and savepoint methods
 124     buffer_reset(method_name);
 125     buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
 126     method_str = buffer_data(method_name);
 127     osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
 128     free(method_str);
 129
 130     buffer_reset(method_name);
 131     buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
 132     method_str = buffer_data(method_name);
 133     osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
 134     free(method_str);
 135
 136     buffer_reset(method_name);
 137     buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
 138     method_str = buffer_data(method_name);
 139     osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
 140     free(method_str);
 141
 142     buffer_reset(method_name);
 143     buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
 144     method_str = buffer_data(method_name);
 145     osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
 146     free(method_str);
 147
 148     buffer_reset(method_name);
 149     buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
 150     method_str = buffer_data(method_name);
 151     osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
 152     free(method_str);
 153
 154     buffer_reset(method_name);
 155     buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
 156     method_str = buffer_data(method_name);
 157     osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
 158     free(method_str);
 159
 160     buffer_free(method_name);
 161
 162     osrfStringArray* global_methods = osrfNewStringArray(6);
 163
 164     osrfStringArrayAdd( global_methods, "create" );
 165     osrfStringArrayAdd( global_methods, "retrieve" );
 166     osrfStringArrayAdd( global_methods, "update" );
 167     osrfStringArrayAdd( global_methods, "delete" );
 168     osrfStringArrayAdd( global_methods, "search" );
 169     osrfStringArrayAdd( global_methods, "id_list" );
 170
 171     int c_index = 0;
 172     char* classname;
 173     osrfStringArray* classes = osrfHashKeys( oilsIDL() );
 174     osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
 175     osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
 176
 177     while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
 178         osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
 179
 180         osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
 181
 182         if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
 183             osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
 184             continue;
 185         }
 186
 187         char* virt = osrfHashGet(idlClass, "virtual");
 188         if (virt && !strcmp( virt, "true")) {
 189             osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
 190             continue;
 191         }
 192
 193         int i = 0;
 194         char* method_type;
 195         osrfHash* method_meta;
 196         while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
 197             osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
 198
 199             if (!osrfHashGet(idlClass, "fieldmapper")) continue;
 200
 201 #ifdef PCRUD
 202             if (!osrfHashGet(idlClass, "permacrud")) continue;
 203
 204             char* tmp_method = strdup(method_type);
 205             if ( *tmp_method == 'i' || *tmp_method == 's') {
 206                 free(tmp_method);
 207                 tmp_method = strdup("retrieve");
 208             }
 209             if (!osrfHashGet( osrfHashGet(idlClass, "permacrud"), tmp_method )) continue;
 210             free(tmp_method);
 211 #endif
 212
 213             char* readonly = osrfHashGet(idlClass, "readonly");
 214             if (        readonly &&
 215                     !strncasecmp( "true", readonly, 4) &&
 216                     ( *method_type == 'c' || *method_type == 'u' || *method_type == 'd')
 217                ) continue;
 218
 219             method_meta = osrfNewHash();
 220             osrfHashSet(method_meta, idlClass, "class");
 221
 222             method_name =  buffer_init(64);
 223 #ifdef PCRUD
 224             buffer_fadd(method_name, "%s.%s.%s", MODULENAME, method_type, classname);
 225 #else
 226             char* st_tmp = NULL;
 227             char* part = NULL;
 228             char* _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
 229             part = strtok_r(_fm, ":", &st_tmp);
 230
 231             buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
 232
 233             while ((part = strtok_r(NULL, ":", &st_tmp))) {
 234                 buffer_fadd(method_name, ".%s", part);
 235             }
 236             buffer_fadd(method_name, ".%s", method_type);
 237             free(_fm);
 238 #endif
 239
 240             char* method = buffer_release(method_name);
 241
 242             osrfHashSet( method_meta, method, "methodname" );
 243             osrfHashSet( method_meta, strdup(method_type), "methodtype" );
 244
 245             int flags = 0;
 246             if (*method_type == 'i' || *method_type == 's') {
 247                 flags = flags | OSRF_METHOD_STREAMING;
 248             }
 249
 250             osrfAppRegisterExtendedMethod(
 251                     MODULENAME,
 252                     method,
 253                     "dispatchCRUDMethod",
 254                     "",
 255                     1,
 256                     flags,
 257                     (void*)method_meta
 258                     );
 259
 260             free(method);
 261         }
 262     }
 263
 264     osrfStringArrayFree( global_methods );
 265     return 0;
 266 }
 267
 268 static char* getSourceDefinition( osrfHash* class ) {
 269
 270     char* tabledef = osrfHashGet(class, "tablename");
 271
 272     if (!tabledef) {
 273         growing_buffer* tablebuf = buffer_init(128);
 274         tabledef = osrfHashGet(class, "source_definition");
 275         if( !tabledef )
 276             tabledef = "(null)";
 277         buffer_fadd( tablebuf, "(%s)", tabledef );
 278         tabledef = buffer_release(tablebuf);
 279     } else {
 280         tabledef = strdup(tabledef);
 281     }
 282
 283     return tabledef;
 284 }
 285
 286 /**
 287  * Connects to the database
 288  */
 289 int osrfAppChildInit() {
 290
 291     osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
 292     dbi_initialize(NULL);
 293     osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
 294
 295     char* driver        = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
 296     char* user  = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
 297     char* host  = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
 298     char* port  = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
 299     char* db    = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
 300     char* pw    = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
 301     char* md    = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
 302
 303     osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
 304     writehandle = dbi_conn_new(driver);
 305
 306     if(!writehandle) {
 307         osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
 308         return -1;
 309     }
 310     osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
 311
 312     osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database.  host=%s, "
 313             "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
 314
 315     if(host) dbi_conn_set_option(writehandle, "host", host );
 316     if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
 317     if(user) dbi_conn_set_option(writehandle, "username", user);
 318     if(pw) dbi_conn_set_option(writehandle, "password", pw );
 319     if(db) dbi_conn_set_option(writehandle, "dbname", db );
 320
 321     if(md) max_flesh_depth = atoi(md);
 322     if(max_flesh_depth < 0) max_flesh_depth = 1;
 323     if(max_flesh_depth > 1000) max_flesh_depth = 1000;
 324
 325     free(user);
 326     free(host);
 327     free(port);
 328     free(db);
 329     free(pw);
 330
 331     const char* err;
 332     if (dbi_conn_connect(writehandle) < 0) {
 333         sleep(1);
 334         if (dbi_conn_connect(writehandle) < 0) {
 335             dbi_conn_error(writehandle, &err);
 336             osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
 337             return -1;
 338         }
 339     }
 340
 341     osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
 342
 343     int attr;
 344     unsigned short type;
 345     int i = 0;
 346     char* classname;
 347     osrfStringArray* classes = osrfHashKeys( oilsIDL() );
 348
 349     while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
 350         osrfHash* class = osrfHashGet( oilsIDL(), classname );
 351         osrfHash* fields = osrfHashGet( class, "fields" );
 352
 353         char* virt = osrfHashGet(class, "virtual");
 354         if (virt && !strcmp( virt, "true")) {
 355             osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
 356             continue;
 357         }
 358
 359         char* tabledef = getSourceDefinition(class);
 360
 361         growing_buffer* sql_buf = buffer_init(32);
 362         buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
 363
 364         free(tabledef);
 365
 366         char* sql = buffer_release(sql_buf);
 367         osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
 368
 369         dbi_result result = dbi_conn_query(writehandle, sql);
 370         free(sql);
 371
 372         if (result) {
 373
 374             int columnIndex = 1;
 375             const char* columnName;
 376             osrfHash* _f;
 377             while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
 378
 379                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
 380
 381                 /* fetch the fieldmapper index */
 382                 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
 383
 384                     osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
 385
 386                     /* determine the field type and storage attributes */
 387                     type = dbi_result_get_field_type(result, columnName);
 388                     attr = dbi_result_get_field_attribs(result, columnName);
 389
 390                     switch( type ) {
 391
 392                         case DBI_TYPE_INTEGER :
 393
 394                             if ( !osrfHashGet(_f, "primitive") )
 395                                 osrfHashSet(_f,"number", "primitive");
 396
 397                             if( attr & DBI_INTEGER_SIZE8 )
 398                                 osrfHashSet(_f,"INT8", "datatype");
 399                             else
 400                                 osrfHashSet(_f,"INT", "datatype");
 401                             break;
 402
 403                         case DBI_TYPE_DECIMAL :
 404                             if ( !osrfHashGet(_f, "primitive") )
 405                                 osrfHashSet(_f,"number", "primitive");
 406
 407                             osrfHashSet(_f,"NUMERIC", "datatype");
 408                             break;
 409
 410                         case DBI_TYPE_STRING :
 411                             if ( !osrfHashGet(_f, "primitive") )
 412                                 osrfHashSet(_f,"string", "primitive");
 413                             osrfHashSet(_f,"TEXT", "datatype");
 414                             break;
 415
 416                         case DBI_TYPE_DATETIME :
 417                             if ( !osrfHashGet(_f, "primitive") )
 418                                 osrfHashSet(_f,"string", "primitive");
 419
 420                             osrfHashSet(_f,"TIMESTAMP", "datatype");
 421                             break;
 422
 423                         case DBI_TYPE_BINARY :
 424                             if ( !osrfHashGet(_f, "primitive") )
 425                                 osrfHashSet(_f,"string", "primitive");
 426
 427                             osrfHashSet(_f,"BYTEA", "datatype");
 428                     }
 429
 430                     osrfLogDebug(
 431                             OSRF_LOG_MARK,
 432                             "Setting [%s] to primitive [%s] and datatype [%s]...",
 433                             (char*)columnName,
 434                             osrfHashGet(_f, "primitive"),
 435                             osrfHashGet(_f, "datatype")
 436                             );
 437                 }
 438             }
 439             dbi_result_free(result);
 440         } else {
 441             osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
 442         }
 443     }
 444
 445     osrfStringArrayFree(classes);
 446
 447     return 0;
 448 }
 449
 450 void userDataFree( void* blob ) {
 451     osrfHashFree( (osrfHash*)blob );
 452     return;
 453 }
 454
 455 static void sessionDataFree( char* key, void* item ) {
 456     if (!(strcmp(key,"xact_id"))) {
 457         if (writehandle)
 458             dbi_conn_query(writehandle, "ROLLBACK;");
 459         free(item);
 460     }
 461
 462     return;
 463 }
 464
 465 int beginTransaction ( osrfMethodContext* ctx ) {
 466     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 467
 468 #ifdef PCRUD
 469     jsonObject* user = verifyUserPCRUD( ctx );
 470     if (!user) return -1;
 471     jsonObjectFree(user);
 472 #endif
 473
 474     dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
 475     if (!result) {
 476         osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
 477         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
 478         return -1;
 479     } else {
 480         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 481         osrfAppRespondComplete( ctx, ret );
 482         jsonObjectFree(ret);
 483
 484         if (!ctx->session->userData) {
 485             ctx->session->userData = osrfNewHash();
 486             osrfHashSetCallback((osrfHash*)ctx->session->userData, &sessionDataFree);
 487         }
 488
 489         osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
 490         ctx->session->userDataFree = &userDataFree;
 491
 492     }
 493     return 0;
 494 }
 495
 496 int setSavepoint ( osrfMethodContext* ctx ) {
 497     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 498
 499     int spNamePos = 0;
 500 #ifdef PCRUD
 501     spNamePos = 1;
 502     jsonObject* user = verifyUserPCRUD( ctx );
 503     if (!user) return -1;
 504     jsonObjectFree(user);
 505 #endif
 506
 507     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 508         osrfAppSessionStatus(
 509                 ctx->session,
 510                 OSRF_STATUS_INTERNALSERVERERROR,
 511                 "osrfMethodException",
 512                 ctx->request,
 513                 "No active transaction -- required for savepoints"
 514                 );
 515         return -1;
 516     }
 517
 518     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 519
 520     dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
 521     if (!result) {
 522         osrfLogError(
 523                 OSRF_LOG_MARK,
 524                 "%s: Error creating savepoint %s in transaction %s",
 525                 MODULENAME,
 526                 spName,
 527                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 528                 );
 529         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
 530         free(spName);
 531         return -1;
 532     } else {
 533         jsonObject* ret = jsonNewObject(spName);
 534         osrfAppRespondComplete( ctx, ret );
 535         jsonObjectFree(ret);
 536     }
 537     free(spName);
 538     return 0;
 539 }
 540
 541 int releaseSavepoint ( osrfMethodContext* ctx ) {
 542     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 543
 544     int spNamePos = 0;
 545 #ifdef PCRUD
 546     spNamePos = 1;
 547     jsonObject* user = verifyUserPCRUD( ctx );
 548     if (!user) return -1;
 549     jsonObjectFree(user);
 550 #endif
 551
 552     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 553         osrfAppSessionStatus(
 554                 ctx->session,
 555                 OSRF_STATUS_INTERNALSERVERERROR,
 556                 "osrfMethodException",
 557                 ctx->request,
 558                 "No active transaction -- required for savepoints"
 559                 );
 560         return -1;
 561     }
 562
 563     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 564
 565     dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
 566     if (!result) {
 567         osrfLogError(
 568                 OSRF_LOG_MARK,
 569                 "%s: Error releasing savepoint %s in transaction %s",
 570                 MODULENAME,
 571                 spName,
 572                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 573                 );
 574         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
 575         free(spName);
 576         return -1;
 577     } else {
 578         jsonObject* ret = jsonNewObject(spName);
 579         osrfAppRespondComplete( ctx, ret );
 580         jsonObjectFree(ret);
 581     }
 582     free(spName);
 583     return 0;
 584 }
 585
 586 int rollbackSavepoint ( osrfMethodContext* ctx ) {
 587     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 588
 589     int spNamePos = 0;
 590 #ifdef PCRUD
 591     spNamePos = 1;
 592     jsonObject* user = verifyUserPCRUD( ctx );
 593     if (!user) return -1;
 594     jsonObjectFree(user);
 595 #endif
 596
 597     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 598         osrfAppSessionStatus(
 599                 ctx->session,
 600                 OSRF_STATUS_INTERNALSERVERERROR,
 601                 "osrfMethodException",
 602                 ctx->request,
 603                 "No active transaction -- required for savepoints"
 604                 );
 605         return -1;
 606     }
 607
 608     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 609
 610     dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
 611     if (!result) {
 612         osrfLogError(
 613                 OSRF_LOG_MARK,
 614                 "%s: Error rolling back savepoint %s in transaction %s",
 615                 MODULENAME,
 616                 spName,
 617                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 618                 );
 619         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
 620         free(spName);
 621         return -1;
 622     } else {
 623         jsonObject* ret = jsonNewObject(spName);
 624         osrfAppRespondComplete( ctx, ret );
 625         jsonObjectFree(ret);
 626     }
 627     free(spName);
 628     return 0;
 629 }
 630
 631 int commitTransaction ( osrfMethodContext* ctx ) {
 632     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 633
 634 #ifdef PCRUD
 635     jsonObject* user = verifyUserPCRUD( ctx );
 636     if (!user) return -1;
 637     jsonObjectFree(user);
 638 #endif
 639
 640     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 641         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
 642         return -1;
 643     }
 644
 645     dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
 646     if (!result) {
 647         osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
 648         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
 649         return -1;
 650     } else {
 651         osrfHashRemove(ctx->session->userData, "xact_id");
 652         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 653         osrfAppRespondComplete( ctx, ret );
 654         jsonObjectFree(ret);
 655     }
 656     return 0;
 657 }
 658
 659 int rollbackTransaction ( osrfMethodContext* ctx ) {
 660     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 661
 662 #ifdef PCRUD
 663     jsonObject* user = verifyUserPCRUD( ctx );
 664     if (!user) return -1;
 665     jsonObjectFree(user);
 666 #endif
 667
 668     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 669         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
 670         return -1;
 671     }
 672
 673     dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
 674     if (!result) {
 675         osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
 676         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
 677         return -1;
 678     } else {
 679         osrfHashRemove(ctx->session->userData, "xact_id");
 680         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 681         osrfAppRespondComplete( ctx, ret );
 682         jsonObjectFree(ret);
 683     }
 684     return 0;
 685 }
 686
 687 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
 688     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 689
 690     osrfHash* meta = (osrfHash*) ctx->method->userData;
 691     osrfHash* class_obj = osrfHashGet( meta, "class" );
 692
 693     int err = 0;
 694
 695     const char* methodtype = osrfHashGet(meta, "methodtype");
 696     jsonObject * obj = NULL;
 697
 698     if (!strcmp(methodtype, "create")) {
 699         obj = doCreate(ctx, &err);
 700         osrfAppRespondComplete( ctx, obj );
 701     }
 702     else if (!strcmp(methodtype, "retrieve")) {
 703         obj = doRetrieve(ctx, &err);
 704         osrfAppRespondComplete( ctx, obj );
 705     }
 706     else if (!strcmp(methodtype, "update")) {
 707         obj = doUpdate(ctx, &err);
 708         osrfAppRespondComplete( ctx, obj );
 709     }
 710     else if (!strcmp(methodtype, "delete")) {
 711         obj = doDelete(ctx, &err);
 712         osrfAppRespondComplete( ctx, obj );
 713     }
 714     else if (!strcmp(methodtype, "search")) {
 715
 716         jsonObject* _p = jsonObjectClone( ctx->params );
 717 #ifdef PCRUD
 718         jsonObjectFree(_p);
 719         _p = jsonParseString("[]");
 720         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 1)));
 721         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 2)));
 722 #endif
 723
 724         obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
 725
 726         jsonObjectFree(_p);
 727         if(err) return err;
 728
 729         jsonObject* cur;
 730         jsonIterator* itr = jsonNewIterator( obj );
 731         while ((cur = jsonIteratorNext( itr ))) {
 732 #ifdef PCRUD
 733             if(!verifyObjectPCRUD(ctx, cur)) continue;
 734 #endif
 735             osrfAppRespond( ctx, cur );
 736         }
 737         jsonIteratorFree(itr);
 738         osrfAppRespondComplete( ctx, NULL );
 739
 740     } else if (!strcmp(methodtype, "id_list")) {
 741
 742         jsonObject* _p = jsonObjectClone( ctx->params );
 743 #ifdef PCRUD
 744         jsonObjectFree(_p);
 745         _p = jsonParseString("[]");
 746         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 1)));
 747         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 2)));
 748 #endif
 749
 750         if (jsonObjectGetIndex( _p, 1 )) {
 751             jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
 752             jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
 753         } else {
 754             jsonObjectSetIndex( _p, 1, jsonNewObjectType(JSON_HASH) );
 755         }
 756
 757         growing_buffer* sel_list = buffer_init(64);
 758         buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
 759         char* _s = buffer_release(sel_list);
 760
 761         jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
 762         osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
 763         free(_s);
 764
 765         obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
 766
 767         jsonObjectFree(_p);
 768         if(err) return err;
 769
 770         jsonObject* cur;
 771         jsonIterator* itr = jsonNewIterator( obj );
 772         while ((cur = jsonIteratorNext( itr ))) {
 773 #ifdef PCRUD
 774             if(!verifyObjectPCRUD(ctx, cur)) continue;
 775 #endif
 776             osrfAppRespond(
 777                     ctx,
 778                     oilsFMGetObject( cur, osrfHashGet( class_obj, "primarykey" ) )
 779                     );
 780         }
 781         jsonIteratorFree(itr);
 782         osrfAppRespondComplete( ctx, NULL );
 783
 784     } else {
 785         osrfAppRespondComplete( ctx, obj );
 786     }
 787
 788     jsonObjectFree(obj);
 789
 790     return err;
 791 }
 792
 793 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
 794
 795     int ret = 1;
 796     osrfHash* meta = (osrfHash*) ctx->method->userData;
 797     osrfHash* class = osrfHashGet( meta, "class" );
 798
 799     if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
 800
 801         growing_buffer* msg = buffer_init(128);
 802         buffer_fadd(
 803                 msg,
 804                 "%s: %s method for type %s was passed a %s",
 805                 MODULENAME,
 806                 osrfHashGet(meta, "methodtype"),
 807                 osrfHashGet(class, "classname"),
 808                 param->classname
 809                 );
 810
 811         char* m = buffer_release(msg);
 812         osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
 813
 814         free(m);
 815
 816         return 0;
 817     }
 818
 819 #ifdef PCRUD
 820     ret = verifyObjectPCRUD( ctx, param );
 821 #endif
 822
 823     return ret;
 824 }
 825
 826 #ifdef PCRUD
 827
 828 static jsonObject* verifyUserPCRUD( osrfMethodContext* ctx ) {
 829     char* auth = jsonObjectToSimpleString( jsonObjectGetIndex( ctx->params, 0 ) );
 830     jsonObject* auth_object = jsonNewObject(auth);
 831     jsonObject* user = oilsUtilsQuickReq("open-ils.auth","open-ils.auth.session.retrieve", auth_object);
 832     jsonObjectFree(auth_object);
 833
 834     if (!user->classname || strcmp(user->classname, "au")) {
 835
 836         growing_buffer* msg = buffer_init(128);
 837         buffer_fadd(
 838             msg,
 839             "%s: permacrud received a bad auth token: %s",
 840             MODULENAME,
 841             auth
 842         );
 843
 844         char* m = buffer_release(msg);
 845         osrfAppSessionStatus( ctx->session, OSRF_STATUS_UNAUTHORIZED, "osrfMethodException", ctx->request, m );
 846
 847         free(m);
 848         jsonObjectFree(user);
 849         user = jsonNULL;
 850     }
 851
 852     free(auth);
 853     return user;
 854
 855 }
 856
 857 static int verifyObjectPCRUD (  osrfMethodContext* ctx, const jsonObject* obj ) {
 858
 859     dbhandle = writehandle;
 860
 861     osrfHash* meta = (osrfHash*) ctx->method->userData;
 862     osrfHash* class = osrfHashGet( meta, "class" );
 863     char* method_type = strdup( osrfHashGet(meta, "methodtype") );
 864
 865     if ( ( *method_type == 's' || *method_type == 'i' ) ) {
 866         free(method_type);
 867         method_type = strdup("retrieve");
 868     }
 869
 870     osrfHash* pcrud = osrfHashGet( osrfHashGet(class, "permacrud"), method_type );
 871     free(method_type);
 872
 873     if (!pcrud) {
 874         // No permacrud for this method type on this class
 875
 876         growing_buffer* msg = buffer_init(128);
 877         buffer_fadd(
 878             msg,
 879             "%s: %s on class %s has no permacrud IDL entry",
 880             MODULENAME,
 881             osrfHashGet(meta, "methodtype"),
 882             osrfHashGet(class, "classname")
 883         );
 884
 885         char* m = buffer_release(msg);
 886         osrfAppSessionStatus( ctx->session, OSRF_STATUS_FORBIDDEN, "osrfMethodException", ctx->request, m );
 887
 888         free(m);
 889
 890         return 0;
 891     }
 892
 893     jsonObject* user = verifyUserPCRUD( ctx );
 894     if (!user) return 0;
 895
 896     int userid = atoi( oilsFMGetString( user, "id" ) );
 897     jsonObjectFree(user);
 898
 899     osrfStringArray* permission = osrfHashGet(pcrud, "permission");
 900     char* global_required = osrfHashGet(pcrud, "global_required");
 901     osrfStringArray* local_context = osrfHashGet(pcrud, "local_context");
 902     osrfHash* foreign_context = osrfHashGet(pcrud, "foreign_context");
 903
 904     osrfStringArray* context_org_array = osrfNewStringArray(1);
 905
 906     char* pkey_value = NULL;
 907     int err = 0;
 908     if (global_required && !strcmp( "true", global_required )) {
 909             osrfLogDebug( OSRF_LOG_MARK, "global-level permissions required, fetching top of the org tree" );
 910
 911         // check for perm at top of org tree
 912         jsonObject* _tmp_params = jsonParseString("[{\"parent_ou\":null}]");
 913                 jsonObject* _list = doFieldmapperSearch(ctx, osrfHashGet( oilsIDL(), "aou" ), _tmp_params, &err);
 914
 915         jsonObject* _tree_top = jsonObjectGetIndex(_list, 0);
 916
 917         if (!_tree_top) {
 918             jsonObjectFree(_tmp_params);
 919             jsonObjectFree(_list);
 920
 921             growing_buffer* msg = buffer_init(128);
 922             buffer_fadd(
 923                 msg,
 924                 "%s: Internal error, could not find the top of the org tree (parent_ou = NULL)",
 925                 MODULENAME
 926             );
 927
 928             char* m = buffer_release(msg);
 929             osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
 930             free(m);
 931
 932             return 0;
 933         }
 934
 935         osrfStringArrayAdd( context_org_array, oilsFMGetString( _tree_top, "id" ) );
 936             osrfLogDebug( OSRF_LOG_MARK, "top of the org tree is %s", osrfStringArrayGetString(context_org_array, 0) );
 937
 938         jsonObjectFree(_tmp_params);
 939         jsonObjectFree(_list);
 940
 941     } else {
 942             osrfLogDebug( OSRF_LOG_MARK, "global-level permissions not required, fetching context org ids" );
 943
 944         jsonObject *param = NULL;
 945         if (obj) param = jsonObjectClone(obj);
 946             if (!param) param = jsonObjectClone(jsonObjectGetIndex( ctx->params, 1 ));
 947
 948        // XXX if the object has a non-null pkey, check for object-specific perm,
 949        // else context org(s) for group perm check
 950             char* pkey = osrfHashGet(class, "primarykey");
 951
 952         if (param->classname) {
 953             pkey_value = oilsFMGetString( param, pkey );
 954                 osrfLogDebug( OSRF_LOG_MARK, "Object supplied, using primary key value of %s", pkey_value );
 955
 956         } else {
 957             pkey_value = jsonObjectToSimpleString( param );
 958                 osrfLogDebug( OSRF_LOG_MARK, "Object not supplied, using primary key value of %s and retrieving from the database", pkey_value );
 959
 960             jsonObject* _tmp_params = jsonParseStringFmt("[{\"%s\":\"%s\"}]", pkey, pkey_value);
 961                 jsonObject* _list = doFieldmapperSearch(
 962                 ctx,
 963                 class,
 964                 _tmp_params,
 965                 &err
 966             );
 967
 968             jsonObjectFree(param);
 969             param = jsonObjectClone(jsonObjectGetIndex(_list, 0));
 970
 971             if (!param) {
 972                     osrfLogDebug( OSRF_LOG_MARK, "Object not found in the database with primary key %s of %s", pkey, pkey_value );
 973                 jsonObjectFree(_tmp_params);
 974                 jsonObjectFree(_list);
 975
 976                 growing_buffer* msg = buffer_init(128);
 977                 buffer_fadd(
 978                     msg,
 979                     "%s: no object found with primary key %s of %s",
 980                     MODULENAME,
 981                     pkey,
 982                     pkey_value
 983                 );
 984
 985                 char* m = buffer_release(msg);
 986                 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
 987
 988                 free(m);
 989                 free(pkey_value);
 990
 991                 return 0;
 992             }
 993
 994             free(pkey_value);
 995             jsonObjectFree(_tmp_params);
 996             jsonObjectFree(_list);
 997
 998         }
 999
1000         if (local_context->size > 0) {
1001                 osrfLogDebug( OSRF_LOG_MARK, "%d class-local context field(s) specified", local_context->size);
1002             int i = 0;
1003             char* lcontext = NULL;
1004             while ( (lcontext = osrfStringArrayGetString(local_context, i++)) ) {
1005                 osrfStringArrayAdd( context_org_array, oilsFMGetString( param, lcontext ) );
1006                     osrfLogDebug( OSRF_LOG_MARK, "adding class-local field %s (value: %s) to the context org list", lcontext, osrfStringArrayGetString(context_org_array, context_org_array->size - 1) );
1007             }
1008         }
1009
1010         osrfStringArray* class_list;
1011
1012         if (foreign_context) {
1013             class_list = osrfHashKeys( foreign_context );
1014                 osrfLogDebug( OSRF_LOG_MARK, "%d foreign context classes(s) specified", class_list->size);
1015
1016             if (class_list->size > 0) {
1017
1018                 int i = 0;
1019                 char* class_name = NULL;
1020                 while ( (class_name = osrfStringArrayGetString(class_list, i++)) ) {
1021                     osrfHash* fcontext = osrfHashGet(foreign_context, class_name);
1022
1023                         osrfLogDebug( OSRF_LOG_MARK, "%d foreign context fields(s) specified for class %s", ((osrfStringArray*)osrfHashGet(fcontext,"context"))->size, class_name);
1024
1025                     char* foreign_pkey = osrfHashGet(fcontext, "field");
1026                     char* foreign_pkey_value = oilsFMGetString(param, osrfHashGet(fcontext, "fkey"));
1027
1028                     jsonObject* _tmp_params = jsonParseStringFmt(
1029                         "[{\"%s\":\"%s\"}]",
1030                         foreign_pkey,
1031                         foreign_pkey_value
1032                     );
1033
1034                         jsonObject* _list = doFieldmapperSearch(
1035                         ctx,
1036                         osrfHashGet( oilsIDL(), class_name ),
1037                         _tmp_params,
1038                         &err
1039                     );
1040
1041                     jsonObject* _fparam = jsonObjectGetIndex(_list, 0);
1042
1043                     if (!_fparam) {
1044                         jsonObjectFree(_tmp_params);
1045                         jsonObjectFree(_list);
1046
1047                         growing_buffer* msg = buffer_init(128);
1048                         buffer_fadd(
1049                             msg,
1050                             "%s: no object found with primary key %s of %s",
1051                             MODULENAME,
1052                             foreign_pkey,
1053                             foreign_pkey_value
1054                         );
1055
1056                         char* m = buffer_release(msg);
1057                         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
1058                         free(m);
1059
1060                         osrfStringArrayFree(class_list);
1061                         free(foreign_pkey_value);
1062                         jsonObjectFree(param);
1063
1064                         return 0;
1065                     }
1066
1067                     jsonObjectFree(_tmp_params);
1068                     free(foreign_pkey_value);
1069
1070                     int j = 0;
1071                     char* foreign_field = NULL;
1072                     while ( (foreign_field = osrfStringArrayGetString(osrfHashGet(fcontext,"context"), j++)) ) {
1073                         osrfStringArrayAdd( context_org_array, oilsFMGetString( _fparam, foreign_field ) );
1074                             osrfLogDebug(
1075                             OSRF_LOG_MARK,
1076                             "adding foreign class %s field %s (value: %s) to the context org list",
1077                             class_name,
1078                             foreign_field,
1079                             osrfStringArrayGetString(context_org_array, context_org_array->size - 1)
1080                         );
1081                     }
1082
1083                     jsonObjectFree(_list);
1084                 }
1085
1086                 osrfStringArrayFree(class_list);
1087             }
1088         }
1089
1090         jsonObjectFree(param);
1091     }
1092
1093     char* context_org = NULL;
1094     char* perm = NULL;
1095     int OK = 0;
1096
1097     if (permission->size == 0) {
1098             osrfLogDebug( OSRF_LOG_MARK, "No permission specified for this action, passing through" );
1099         OK = 1;
1100     }
1101
1102     int i = 0;
1103     while ( (perm = osrfStringArrayGetString(permission, i++)) ) {
1104         int j = 0;
1105         while ( (context_org = osrfStringArrayGetString(context_org_array, j++)) ) {
1106             dbi_result result;
1107
1108             if (pkey_value) {
1109                     osrfLogDebug(
1110                     OSRF_LOG_MARK,
1111                     "Checking object permission [%s] for user %d on object %s (class %s) at org %d",
1112                     perm,
1113                     userid,
1114                     pkey_value,
1115                     osrfHashGet(class, "classname"),
1116                     atoi(context_org)
1117                 );
1118
1119                 result = dbi_conn_queryf(
1120                     writehandle,
1121                     "SELECT permission.usr_has_object_perm(%d, '%s', '%s', '%s', %d) AS has_perm;",
1122                     userid,
1123                     perm,
1124                     osrfHashGet(class, "classname"),
1125                     pkey_value,
1126                     atoi(context_org)
1127                 );
1128
1129                 if (result) {
1130                     osrfLogDebug(
1131                         OSRF_LOG_MARK,
1132                         "Recieved a result for object permission [%s] for user %d on object %s (class %s) at org %d",
1133                         perm,
1134                         userid,
1135                         pkey_value,
1136                         osrfHashGet(class, "classname"),
1137                         atoi(context_org)
1138                     );
1139
1140                     if (dbi_result_first_row(result)) {
1141                         jsonObject* return_val = oilsMakeJSONFromResult( result );
1142                         char* has_perm = jsonObjectToSimpleString( jsonObjectGetKeyConst(return_val, "has_perm") );
1143
1144                             osrfLogDebug(
1145                             OSRF_LOG_MARK,
1146                             "Status of object permission [%s] for user %d on object %s (class %s) at org %d is %s",
1147                             perm,
1148                             userid,
1149                             pkey_value,
1150                             osrfHashGet(class, "classname"),
1151                             atoi(context_org),
1152                             has_perm
1153                         );
1154
1155                         if ( *has_perm == 't' ) OK = 1;
1156                         free(has_perm);
1157                         jsonObjectFree(return_val);
1158                     }
1159
1160                     dbi_result_free(result);
1161                     if (OK) break;
1162                 }
1163             }
1164
1165                 osrfLogDebug( OSRF_LOG_MARK, "Checking non-object permission [%s] for user %d at org %d", perm, userid, atoi(context_org) );
1166             result = dbi_conn_queryf(
1167                 writehandle,
1168                 "SELECT permission.usr_has_perm(%d, '%s', %d) AS has_perm;",
1169                 userid,
1170                 perm,
1171                 atoi(context_org)
1172             );
1173
1174             if (result) {
1175                     osrfLogDebug( OSRF_LOG_MARK, "Recieved a result for permission [%s] for user %d at org %d", perm, userid, atoi(context_org) );
1176                 if (dbi_result_first_row(result)) {
1177                     jsonObject* return_val = oilsMakeJSONFromResult( result );
1178                     char* has_perm = jsonObjectToSimpleString( jsonObjectGetKeyConst(return_val, "has_perm") );
1179                         osrfLogDebug( OSRF_LOG_MARK, "Status of permission [%s] for user %d at org %d is [%s]", perm, userid, atoi(context_org), has_perm );
1180                     if ( *has_perm == 't' ) OK = 1;
1181                     free(has_perm);
1182                     jsonObjectFree(return_val);
1183                 }
1184
1185                 dbi_result_free(result);
1186                 if (OK) break;
1187             }
1188
1189         }
1190         if (OK) break;
1191     }
1192
1193     if (pkey_value) free(pkey_value);
1194     osrfStringArrayFree(context_org_array);
1195
1196     return OK;
1197 }
1198 #endif
1199
1200
1201 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
1202
1203         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
1204 #ifdef PCRUD
1205         jsonObject* target = jsonObjectGetIndex( ctx->params, 1 );
1206         jsonObject* options = jsonObjectGetIndex( ctx->params, 2 );
1207 #else
1208         jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
1209         jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
1210 #endif
1211
1212         if (!verifyObjectClass(ctx, target)) {
1213                 *err = -1;
1214                 return jsonNULL;
1215         }
1216
1217         osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
1218
1219         if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
1220                 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
1221
1222                 osrfAppSessionStatus(
1223                         ctx->session,
1224                         OSRF_STATUS_BADREQUEST,
1225                         "osrfMethodException",
1226                         ctx->request,
1227                         "No active transaction -- required for CREATE"
1228                 );
1229                 *err = -1;
1230                 return jsonNULL;
1231         }
1232
1233         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
1234                 osrfAppSessionStatus(
1235                         ctx->session,
1236                         OSRF_STATUS_BADREQUEST,
1237                         "osrfMethodException",
1238                         ctx->request,
1239                         "Cannot INSERT readonly class"
1240                 );
1241                 *err = -1;
1242                 return jsonNULL;
1243         }
1244
1245
1246         char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
1247
1248         // Set the last_xact_id
1249         int index = oilsIDL_ntop( target->classname, "last_xact_id" );
1250         if (index > -1) {
1251                 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
1252                 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
1253         }
1254
1255         osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
1256
1257         dbhandle = writehandle;
1258
1259         osrfHash* fields = osrfHashGet(meta, "fields");
1260         char* pkey = osrfHashGet(meta, "primarykey");
1261         char* seq = osrfHashGet(meta, "sequence");
1262
1263         growing_buffer* table_buf = buffer_init(128);
1264         growing_buffer* col_buf = buffer_init(128);
1265         growing_buffer* val_buf = buffer_init(128);
1266
1267         buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
1268         OSRF_BUFFER_ADD_CHAR( col_buf, '(' );
1269         buffer_add(val_buf,"VALUES (");
1270
1271
1272         int i = 0;
1273         int first = 1;
1274         char* field_name;
1275         osrfStringArray* field_list = osrfHashKeys( fields );
1276         while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
1277
1278                 osrfHash* field = osrfHashGet( fields, field_name );
1279
1280                 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
1281
1282                 const jsonObject* field_object = oilsFMGetObject( target, field_name );
1283
1284                 char* value;
1285                 if (field_object && field_object->classname) {
1286                         value = oilsFMGetString(
1287                                 field_object,
1288                                 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
1289                         );
1290                 } else {
1291                         value = jsonObjectToSimpleString( field_object );
1292                 }
1293
1294
1295                 if (first) {
1296                         first = 0;
1297                 } else {
1298                         OSRF_BUFFER_ADD_CHAR( col_buf, ',' );
1299                         OSRF_BUFFER_ADD_CHAR( val_buf, ',' );
1300                 }
1301
1302                 buffer_add(col_buf, field_name);
1303
1304                 if (!field_object || field_object->type == JSON_NULL) {
1305                         buffer_add( val_buf, "DEFAULT" );
1306
1307                 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1308                         if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
1309                                 buffer_fadd( val_buf, "%lld", atoll(value) );
1310
1311                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
1312                                 buffer_fadd( val_buf, "%d", atoi(value) );
1313
1314                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1315                                 buffer_fadd( val_buf, "%f", atof(value) );
1316                         }
1317                 } else {
1318                         if ( dbi_conn_quote_string(writehandle, &value) ) {
1319                                 buffer_fadd( val_buf, "%s", value );
1320
1321                         } else {
1322                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
1323                                 osrfAppSessionStatus(
1324                                         ctx->session,
1325                                         OSRF_STATUS_INTERNALSERVERERROR,
1326                                         "osrfMethodException",
1327                                         ctx->request,
1328                                         "Error quoting string -- please see the error log for more details"
1329                                 );
1330                                 free(value);
1331                                 buffer_free(table_buf);
1332                                 buffer_free(col_buf);
1333                                 buffer_free(val_buf);
1334                                 *err = -1;
1335                                 return jsonNULL;
1336                         }
1337                 }
1338
1339                 free(value);
1340
1341         }
1342
1343
1344         OSRF_BUFFER_ADD_CHAR( col_buf, ')' );
1345         OSRF_BUFFER_ADD_CHAR( val_buf, ')' );
1346
1347         char* table_str = buffer_release(table_buf);
1348         char* col_str   = buffer_release(col_buf);
1349         char* val_str   = buffer_release(val_buf);
1350         growing_buffer* sql = buffer_init(128);
1351         buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
1352         free(table_str);
1353         free(col_str);
1354         free(val_str);
1355
1356         char* query = buffer_release(sql);
1357
1358         osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
1359
1360
1361         dbi_result result = dbi_conn_query(writehandle, query);
1362
1363         jsonObject* obj = NULL;
1364
1365         if (!result) {
1366                 obj = jsonNewObject(NULL);
1367                 osrfLogError(
1368                         OSRF_LOG_MARK,
1369                         "%s ERROR inserting %s object using query [%s]",
1370                         MODULENAME,
1371                         osrfHashGet(meta, "fieldmapper"),
1372                         query
1373                 );
1374                 osrfAppSessionStatus(
1375                         ctx->session,
1376                         OSRF_STATUS_INTERNALSERVERERROR,
1377                         "osrfMethodException",
1378                         ctx->request,
1379                         "INSERT error -- please see the error log for more details"
1380                 );
1381                 *err = -1;
1382         } else {
1383
1384                 char* id = oilsFMGetString(target, pkey);
1385                 if (!id) {
1386                         unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
1387                         growing_buffer* _id = buffer_init(10);
1388                         buffer_fadd(_id, "%lld", new_id);
1389                         id = buffer_release(_id);
1390                 }
1391
1392                 // Find quietness specification, if present
1393                 char* quiet_str = NULL;
1394                 if ( options ) {
1395                         const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
1396                         if( quiet_obj )
1397                                 quiet_str = jsonObjectToSimpleString( quiet_obj );
1398                 }
1399
1400                 if( quiet_str && !strcmp( quiet_str, "true" )) {  // if quietness is specified
1401                         obj = jsonNewObject(id);
1402                 }
1403                 else {
1404
1405                         jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1406                         jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1407
1408                         jsonObjectSetKey(
1409                                 jsonObjectGetIndex(fake_params, 0),
1410                                 pkey,
1411                                 jsonNewObject(id)
1412                         );
1413
1414                         jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1415
1416                         if(*err) {
1417                                 jsonObjectFree( fake_params );
1418                                 obj = jsonNULL;
1419                         } else {
1420                                 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1421                         }
1422
1423                         jsonObjectFree( list );
1424                         jsonObjectFree( fake_params );
1425                 }
1426
1427                 if(quiet_str) free(quiet_str);
1428                 free(id);
1429         }
1430
1431         free(query);
1432
1433         return obj;
1434
1435 }
1436
1437
1438 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
1439
1440     int id_pos = 0;
1441     int order_pos = 1;
1442
1443 #ifdef PCRUD
1444     id_pos = 1;
1445     order_pos = 2;
1446 #endif
1447
1448         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
1449
1450         jsonObject* obj;
1451
1452         char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, id_pos));
1453         jsonObject* order_hash = jsonObjectGetIndex(ctx->params, order_pos);
1454
1455         osrfLogDebug(
1456                 OSRF_LOG_MARK,
1457                 "%s retrieving %s object with primary key value of %s",
1458                 MODULENAME,
1459                 osrfHashGet(meta, "fieldmapper"),
1460                 id
1461         );
1462         free(id);
1463
1464         jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1465         jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1466
1467         jsonObjectSetKey(
1468                 jsonObjectGetIndex(fake_params, 0),
1469                 osrfHashGet(meta, "primarykey"),
1470                 jsonObjectClone(jsonObjectGetIndex(ctx->params, id_pos))
1471         );
1472
1473
1474         if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1475
1476         jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1477
1478         if(*err) {
1479                 jsonObjectFree( fake_params );
1480                 return jsonNULL;
1481         }
1482
1483         obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1484
1485         jsonObjectFree( list );
1486         jsonObjectFree( fake_params );
1487
1488 #ifdef PCRUD
1489         if(!verifyObjectPCRUD(ctx, obj)) {
1490         jsonObjectFree(obj);
1491         *err = -1;
1492
1493         growing_buffer* msg = buffer_init(128);
1494         buffer_fadd(
1495             msg,
1496             "%s: Insufficient permissions to retrieve object",
1497             MODULENAME
1498         );
1499
1500         char* m = buffer_release(msg);
1501         osrfAppSessionStatus( ctx->session, OSRF_STATUS_NOTALLOWED, "osrfMethodException", ctx->request, m );
1502
1503         free(m);
1504
1505                 return jsonNULL;
1506         }
1507 #endif
1508
1509         return obj;
1510 }
1511
1512 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1513         growing_buffer* val_buf = buffer_init(32);
1514
1515         if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1516                 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1517                 else {
1518                         char* val_str = jsonObjectToSimpleString(value);
1519                         buffer_fadd( val_buf, "%ld", atol(val_str) );
1520                         free(val_str);
1521                 }
1522
1523         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1524                 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f",  jsonObjectGetNumber(value) );
1525                 else {
1526                         char* val_str = jsonObjectToSimpleString(value);
1527                         buffer_fadd( val_buf, "%f", atof(val_str) );
1528                         free(val_str);
1529                 }
1530         }
1531
1532         return buffer_release(val_buf);
1533 }
1534
1535 static char* searchINPredicate (const char* class, osrfHash* field,
1536                 const jsonObject* node, const char* op) {
1537         growing_buffer* sql_buf = buffer_init(32);
1538
1539         buffer_fadd(
1540                 sql_buf,
1541                 "\"%s\".%s ",
1542                 class,
1543                 osrfHashGet(field, "name")
1544         );
1545
1546         if (!op) {
1547                 buffer_add(sql_buf, "IN (");
1548         } else if (!(strcasecmp(op,"not in"))) {
1549                 buffer_add(sql_buf, "NOT IN (");
1550         } else {
1551                 buffer_add(sql_buf, "IN (");
1552         }
1553
1554         int in_item_index = 0;
1555         int in_item_first = 1;
1556         jsonObject* in_item;
1557         while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1558
1559                 if (in_item_first)
1560                         in_item_first = 0;
1561                 else
1562                         buffer_add(sql_buf, ", ");
1563
1564                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1565                         char* val = jsonNumberToDBString( field, in_item );
1566                         buffer_fadd( sql_buf, "%s", val );
1567                         free(val);
1568
1569                 } else {
1570                         char* key_string = jsonObjectToSimpleString(in_item);
1571                         if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1572                                 buffer_fadd( sql_buf, "%s", key_string );
1573                                 free(key_string);
1574                         } else {
1575                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1576                                 free(key_string);
1577                                 buffer_free(sql_buf);
1578                                 return NULL;
1579                         }
1580                 }
1581         }
1582
1583         OSRF_BUFFER_ADD_CHAR( sql_buf, ')' );
1584
1585         return buffer_release(sql_buf);
1586 }
1587
1588 static char* searchValueTransform( const jsonObject* array ) {
1589         growing_buffer* sql_buf = buffer_init(32);
1590
1591         char* val = NULL;
1592         int func_item_index = 0;
1593         int func_item_first = 2;
1594         jsonObject* func_item;
1595         while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1596
1597                 val = jsonObjectToSimpleString(func_item);
1598
1599                 if (func_item_first == 2) {
1600                         buffer_fadd(sql_buf, "%s( ", val);
1601                         free(val);
1602                         func_item_first--;
1603                         continue;
1604                 }
1605
1606                 if (func_item_first)
1607                         func_item_first--;
1608                 else
1609                         buffer_add(sql_buf, ", ");
1610
1611                 if (func_item->type == JSON_NULL) {
1612                         buffer_add( sql_buf, "NULL" );
1613                 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1614                         buffer_fadd( sql_buf, "%s", val );
1615                 } else {
1616                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1617                         free(val);
1618                         buffer_free(sql_buf);
1619                         return NULL;
1620                 }
1621
1622                 free(val);
1623         }
1624
1625         buffer_add(
1626                 sql_buf,
1627                 " )"
1628         );
1629
1630         return buffer_release(sql_buf);
1631 }
1632
1633 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1634                 const jsonObject* node, const char* node_key) {
1635         growing_buffer* sql_buf = buffer_init(32);
1636
1637         char* val = searchValueTransform(node);
1638
1639         buffer_fadd(
1640                 sql_buf,
1641                 "\"%s\".%s %s %s",
1642                 class,
1643                 osrfHashGet(field, "name"),
1644                 node_key,
1645                 val
1646         );
1647
1648         free(val);
1649
1650         return buffer_release(sql_buf);
1651 }
1652
1653 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1654         growing_buffer* sql_buf = buffer_init(32);
1655
1656         char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1657         char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1658
1659         if (field_transform) {
1660                 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1661             const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1662
1663         if (array) {
1664                 int func_item_index = 0;
1665                 jsonObject* func_item;
1666                 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1667
1668                         char* val = jsonObjectToSimpleString(func_item);
1669
1670                     if ( !val ) {
1671                             buffer_add( sql_buf, ",NULL" );
1672                     } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1673                             buffer_fadd( sql_buf, ",%s", val );
1674                         } else {
1675                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1676                             free(field_transform);
1677                                         free(val);
1678                                 buffer_free(sql_buf);
1679                                 return NULL;
1680                 }
1681                                 free(val);
1682                         }
1683
1684         }
1685
1686         buffer_add(
1687                 sql_buf,
1688                 " )"
1689         );
1690
1691         } else {
1692                 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1693         }
1694
1695     if (transform_subcolumn) {
1696         char * tmp = buffer_release(sql_buf);
1697         sql_buf = buffer_init(32);
1698         buffer_fadd(
1699             sql_buf,
1700             "(%s).\"%s\"",
1701             tmp,
1702             transform_subcolumn
1703         );
1704         free(tmp);
1705     }
1706
1707         if (field_transform) free(field_transform);
1708         if (transform_subcolumn) free(transform_subcolumn);
1709
1710         return buffer_release(sql_buf);
1711 }
1712
1713 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObject* node, const char* node_key) {
1714         char* field_transform = searchFieldTransform( class, field, node );
1715         char* value = NULL;
1716
1717         if (!jsonObjectGetKeyConst( node, "value" )) {
1718                 value = searchWHERE( node, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN, NULL );
1719         } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_ARRAY) {
1720                 value = searchValueTransform(jsonObjectGetKeyConst( node, "value" ));
1721         } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_HASH) {
1722                 value = searchWHERE( jsonObjectGetKeyConst( node, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN, NULL );
1723         } else if (jsonObjectGetKeyConst( node, "value" )->type != JSON_NULL) {
1724                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1725                         value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node, "value" ) );
1726                 } else {
1727                         value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node, "value" ));
1728                         if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1729                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1730                                 free(value);
1731                                 free(field_transform);
1732                                 return NULL;
1733                         }
1734                 }
1735         }
1736
1737         growing_buffer* sql_buf = buffer_init(32);
1738
1739         buffer_fadd(
1740                 sql_buf,
1741                 "%s %s %s",
1742                 field_transform,
1743                 node_key,
1744                 value
1745         );
1746
1747         free(value);
1748         free(field_transform);
1749
1750         return buffer_release(sql_buf);
1751 }
1752
1753 static char* searchSimplePredicate (const char* orig_op, const char* class,
1754                 osrfHash* field, const jsonObject* node) {
1755
1756         char* val = NULL;
1757
1758         if (node->type != JSON_NULL) {
1759                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1760                         val = jsonNumberToDBString( field, node );
1761                 } else {
1762                         val = jsonObjectToSimpleString(node);
1763                 }
1764         }
1765
1766         char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1767
1768         if (val) free(val);
1769
1770         return pred;
1771 }
1772
1773 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1774         const char* left, const char* orig_op, const char* right ) {
1775
1776         char* val = NULL;
1777         char* op = NULL;
1778         if (right == NULL) {
1779                 val = strdup("NULL");
1780
1781                 if (strcmp( orig_op, "=" ))
1782                         op = strdup("IS NOT");
1783                 else
1784                         op = strdup("IS");
1785
1786         } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1787                 val = strdup(right);
1788                 op = strdup(orig_op);
1789
1790         } else {
1791                 val = strdup(right);
1792                 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1793                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1794                         free(val);
1795                         return NULL;
1796                 }
1797                 op = strdup(orig_op);
1798         }
1799
1800         growing_buffer* sql_buf = buffer_init(16);
1801         buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1802         free(val);
1803         free(op);
1804
1805         return buffer_release(sql_buf);
1806 }
1807
1808 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1809
1810         char* x_string;
1811         char* y_string;
1812
1813         if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1814                 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1815                 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1816
1817         } else {
1818                 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1819                 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1820                 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1821                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1822                         free(x_string);
1823                         free(y_string);
1824                         return NULL;
1825                 }
1826         }
1827
1828         growing_buffer* sql_buf = buffer_init(32);
1829         buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1830         free(x_string);
1831         free(y_string);
1832
1833         return buffer_release(sql_buf);
1834 }
1835
1836 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1837
1838         char* pred = NULL;
1839         if (node->type == JSON_ARRAY) { // equality IN search
1840                 pred = searchINPredicate( class, field, node, NULL );
1841         } else if (node->type == JSON_HASH) { // non-equality search
1842                 jsonObject* pred_node;
1843                 jsonIterator* pred_itr = jsonNewIterator( node );
1844                 while ( (pred_node = jsonIteratorNext( pred_itr )) ) {
1845                         if ( !(strcasecmp( pred_itr->key,"between" )) )
1846                                 pred = searchBETWEENPredicate( class, field, pred_node );
1847                         else if ( !(strcasecmp( pred_itr->key,"in" )) || !(strcasecmp( pred_itr->key,"not in" )) )
1848                                 pred = searchINPredicate( class, field, pred_node, pred_itr->key );
1849                         else if ( pred_node->type == JSON_ARRAY )
1850                                 pred = searchFunctionPredicate( class, field, pred_node, pred_itr->key );
1851                         else if ( pred_node->type == JSON_HASH )
1852                                 pred = searchFieldTransformPredicate( class, field, pred_node, pred_itr->key );
1853                         else
1854                                 pred = searchSimplePredicate( pred_itr->key, class, field, pred_node );
1855
1856                         break;
1857                 }
1858         jsonIteratorFree(pred_itr);
1859         } else if (node->type == JSON_NULL) { // IS NULL search
1860                 growing_buffer* _p = buffer_init(64);
1861                 buffer_fadd(
1862                         _p,
1863                         "\"%s\".%s IS NULL",
1864                         class,
1865                         osrfHashGet(field, "name")
1866                 );
1867                 pred = buffer_release(_p);
1868         } else { // equality search
1869                 pred = searchSimplePredicate( "=", class, field, node );
1870         }
1871
1872         return pred;
1873
1874 }
1875
1876
1877 /*
1878
1879 join : {
1880         acn : {
1881                 field : record,
1882                 fkey : id
1883                 type : left
1884                 filter_op : or
1885                 filter : { ... },
1886                 join : {
1887                         acp : {
1888                                 field : call_number,
1889                                 fkey : id,
1890                                 filter : { ... },
1891                         },
1892                 },
1893         },
1894         mrd : {
1895                 field : record,
1896                 type : inner
1897                 fkey : id,
1898                 filter : { ... },
1899         }
1900 }
1901
1902 */
1903
1904 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1905
1906         const jsonObject* working_hash;
1907         jsonObject* freeable_hash = NULL;
1908
1909         if (join_hash->type == JSON_STRING) {
1910                 // create a wrapper around a copy of the original
1911                 char* _tmp = jsonObjectToSimpleString( join_hash );
1912                 freeable_hash = jsonNewObjectType(JSON_HASH);
1913                 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1914                 free(_tmp);
1915                 working_hash = freeable_hash;
1916         }
1917         else
1918                 working_hash = join_hash;
1919
1920         growing_buffer* join_buf = buffer_init(128);
1921         char* leftclass = osrfHashGet(leftmeta, "classname");
1922
1923         jsonObject* snode = NULL;
1924         jsonIterator* search_itr = jsonNewIterator( working_hash );
1925         if(freeable_hash)
1926                 jsonObjectFree(freeable_hash);
1927
1928         while ( (snode = jsonIteratorNext( search_itr )) ) {
1929                 osrfHash* idlClass = osrfHashGet( oilsIDL(), search_itr->key );
1930
1931                 char* class = osrfHashGet(idlClass, "classname");
1932
1933                 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "fkey" ) );
1934                 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "field" ) );
1935
1936                 if (field && !fkey) {
1937                         fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1938                         if (!fkey) {
1939                                 osrfLogError(
1940                                         OSRF_LOG_MARK,
1941                                         "%s: JOIN failed.  No link defined from %s.%s to %s",
1942                                         MODULENAME,
1943                                         class,
1944                                         field,
1945                                         leftclass
1946                                 );
1947                                 buffer_free(join_buf);
1948                                 free(field);
1949                                 jsonIteratorFree(search_itr);
1950                                 return NULL;
1951                         }
1952                         fkey = strdup( fkey );
1953
1954                 } else if (!field && fkey) {
1955                         field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1956                         if (!field) {
1957                                 osrfLogError(
1958                                         OSRF_LOG_MARK,
1959                                         "%s: JOIN failed.  No link defined from %s.%s to %s",
1960                                         MODULENAME,
1961                                         leftclass,
1962                                         fkey,
1963                                         class
1964                                 );
1965                                 buffer_free(join_buf);
1966                                 free(fkey);
1967                                 jsonIteratorFree(search_itr);
1968                                 return NULL;
1969                         }
1970                         field = strdup( field );
1971
1972                 } else if (!field && !fkey) {
1973                         osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1974
1975                         int i = 0;
1976                         osrfStringArray* keys = osrfHashKeys( _links );
1977                         while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1978                                 fkey = strdup(osrfStringArrayGetString(keys, i++));
1979                                 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1980                                         field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1981                                         break;
1982                                 } else {
1983                                         free(fkey);
1984                                 }
1985                         }
1986                         osrfStringArrayFree(keys);
1987
1988                         if (!field && !fkey) {
1989                                 _links = oilsIDLFindPath("/%s/links", class);
1990
1991                                 i = 0;
1992                                 keys = osrfHashKeys( _links );
1993                                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1994                                         field = strdup(osrfStringArrayGetString(keys, i++));
1995                                         if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1996                                                 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1997                                                 break;
1998                                         } else {
1999                                                 free(field);
2000                                         }
2001                                 }
2002                                 osrfStringArrayFree(keys);
2003                         }
2004
2005                         if (!field && !fkey) {
2006                                 osrfLogError(
2007                                         OSRF_LOG_MARK,
2008                                         "%s: JOIN failed.  No link defined between %s and %s",
2009                                         MODULENAME,
2010                                         leftclass,
2011                                         class
2012                                 );
2013                                 buffer_free(join_buf);
2014                                 jsonIteratorFree(search_itr);
2015                                 return NULL;
2016                         }
2017
2018                 }
2019
2020                 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "type" ) );
2021                 if (type) {
2022                         if ( !strcasecmp(type,"left") ) {
2023                                 buffer_add(join_buf, " LEFT JOIN");
2024                         } else if ( !strcasecmp(type,"right") ) {
2025                                 buffer_add(join_buf, " RIGHT JOIN");
2026                         } else if ( !strcasecmp(type,"full") ) {
2027                                 buffer_add(join_buf, " FULL JOIN");
2028                         } else {
2029                                 buffer_add(join_buf, " INNER JOIN");
2030                         }
2031                 } else {
2032                         buffer_add(join_buf, " INNER JOIN");
2033                 }
2034                 free(type);
2035
2036                 char* table = getSourceDefinition(idlClass);
2037                 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
2038                 free(table);
2039
2040                 const jsonObject* filter = jsonObjectGetKeyConst( snode, "filter" );
2041                 if (filter) {
2042                         char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "filter_op" ) );
2043                         if (filter_op) {
2044                                 if (!strcasecmp("or",filter_op)) {
2045                                         buffer_add( join_buf, " OR " );
2046                                 } else {
2047                                         buffer_add( join_buf, " AND " );
2048                                 }
2049                         } else {
2050                                 buffer_add( join_buf, " AND " );
2051                         }
2052
2053                         char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN, NULL );
2054                         buffer_fadd( join_buf, " %s", jpred );
2055                         free(jpred);
2056                         free(filter_op);
2057                 }
2058
2059                 buffer_add(join_buf, " ) ");
2060
2061                 const jsonObject* join_filter = jsonObjectGetKeyConst( snode, "join" );
2062                 if (join_filter) {
2063                         char* jpred = searchJOIN( join_filter, idlClass );
2064                         buffer_fadd( join_buf, " %s", jpred );
2065                         free(jpred);
2066                 }
2067
2068                 free(fkey);
2069                 free(field);
2070         }
2071
2072     jsonIteratorFree(search_itr);
2073
2074         return buffer_release(join_buf);
2075 }
2076
2077 /*
2078
2079 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
2080 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
2081 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
2082
2083 */
2084
2085 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type, osrfMethodContext* ctx ) {
2086
2087         osrfLogDebug(
2088         OSRF_LOG_MARK,
2089         "%s: Entering searchWHERE; search_hash addr = %d, meta addr = %d, opjoin_type = %d, ctx addr = %d",
2090         MODULENAME,
2091         search_hash,
2092         meta,
2093         opjoin_type,
2094         ctx
2095     );
2096
2097         growing_buffer* sql_buf = buffer_init(128);
2098
2099         jsonObject* node = NULL;
2100
2101     int first = 1;
2102     if ( search_hash->type == JSON_ARRAY ) {
2103             osrfLogDebug(OSRF_LOG_MARK, "%s: In WHERE clause, condition type is JSON_ARRAY", MODULENAME);
2104         jsonIterator* search_itr = jsonNewIterator( search_hash );
2105         while ( (node = jsonIteratorNext( search_itr )) ) {
2106             if (first) {
2107                 first = 0;
2108             } else {
2109                 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
2110                 else buffer_add(sql_buf, " AND ");
2111             }
2112
2113             char* subpred = searchWHERE( node, meta, opjoin_type, ctx );
2114             buffer_fadd(sql_buf, "( %s )", subpred);
2115             free(subpred);
2116         }
2117         jsonIteratorFree(search_itr);
2118
2119     } else if ( search_hash->type == JSON_HASH ) {
2120             osrfLogDebug(OSRF_LOG_MARK, "%s: In WHERE clause, condition type is JSON_HASH", MODULENAME);
2121         jsonIterator* search_itr = jsonNewIterator( search_hash );
2122         while ( (node = jsonIteratorNext( search_itr )) ) {
2123
2124             if (first) {
2125                 first = 0;
2126             } else {
2127                 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
2128                 else buffer_add(sql_buf, " AND ");
2129             }
2130
2131             if ( !strncmp("+",search_itr->key,1) ) {
2132                 if ( node->type == JSON_STRING ) {
2133                     char* subpred = jsonObjectToSimpleString( node );
2134                     buffer_fadd(sql_buf, " \"%s\".%s ", search_itr->key + 1, subpred);
2135                     free(subpred);
2136                 } else {
2137                     char* subpred = searchWHERE( node, osrfHashGet( oilsIDL(), search_itr->key + 1 ), AND_OP_JOIN, ctx );
2138                     buffer_fadd(sql_buf, "( %s )", subpred);
2139                     free(subpred);
2140                 }
2141             } else if ( !strcasecmp("-or",search_itr->key) ) {
2142                 char* subpred = searchWHERE( node, meta, OR_OP_JOIN, ctx );
2143                 buffer_fadd(sql_buf, "( %s )", subpred);
2144                 free(subpred);
2145             } else if ( !strcasecmp("-and",search_itr->key) ) {
2146                 char* subpred = searchWHERE( node, meta, AND_OP_JOIN, ctx );
2147                 buffer_fadd(sql_buf, "( %s )", subpred);
2148                 free(subpred);
2149             } else if ( !strcasecmp("-exists",search_itr->key) ) {
2150                 char* subpred = SELECT(
2151                     ctx,
2152                     jsonObjectGetKey( node, "select" ),
2153                     jsonObjectGetKey( node, "from" ),
2154                     jsonObjectGetKey( node, "where" ),
2155                     jsonObjectGetKey( node, "having" ),
2156                     jsonObjectGetKey( node, "order_by" ),
2157                     jsonObjectGetKey( node, "limit" ),
2158                     jsonObjectGetKey( node, "offset" ),
2159                     SUBSELECT
2160                 );
2161
2162                 buffer_fadd(sql_buf, "EXISTS ( %s )", subpred);
2163                 free(subpred);
2164             } else if ( !strcasecmp("-not-exists",search_itr->key) ) {
2165                 char* subpred = SELECT(
2166                     ctx,
2167                     jsonObjectGetKey( node, "select" ),
2168                     jsonObjectGetKey( node, "from" ),
2169                     jsonObjectGetKey( node, "where" ),
2170                     jsonObjectGetKey( node, "having" ),
2171                     jsonObjectGetKey( node, "order_by" ),
2172                     jsonObjectGetKey( node, "limit" ),
2173                     jsonObjectGetKey( node, "offset" ),
2174                     SUBSELECT
2175                 );
2176
2177                 buffer_fadd(sql_buf, "NOT EXISTS ( %s )", subpred);
2178                 free(subpred);
2179             } else {
2180
2181                 char* class = osrfHashGet(meta, "classname");
2182                 osrfHash* fields = osrfHashGet(meta, "fields");
2183                 osrfHash* field = osrfHashGet( fields, search_itr->key );
2184
2185
2186                 if (!field) {
2187                     char* table = getSourceDefinition(meta);
2188                     osrfLogError(
2189                         OSRF_LOG_MARK,
2190                         "%s: Attempt to reference non-existant column %s on %s (%s)",
2191                         MODULENAME,
2192                         search_itr->key,
2193                         table,
2194                         class
2195                     );
2196                     buffer_free(sql_buf);
2197                     free(table);
2198                                         jsonIteratorFree(search_itr);
2199                                         return NULL;
2200                 }
2201
2202                 char* subpred = searchPredicate( class, field, node );
2203                 buffer_add( sql_buf, subpred );
2204                 free(subpred);
2205             }
2206         }
2207             jsonIteratorFree(search_itr);
2208
2209     } else {
2210         // ERROR ... only hash and array allowed at this level
2211         char* predicate_string = jsonObjectToJSON( search_hash );
2212         osrfLogError(
2213             OSRF_LOG_MARK,
2214             "%s: Invalid predicate structure: %s",
2215             MODULENAME,
2216             predicate_string
2217         );
2218         buffer_free(sql_buf);
2219         free(predicate_string);
2220         return NULL;
2221     }
2222
2223
2224         return buffer_release(sql_buf);
2225 }
2226
2227 static char* SELECT (
2228                 /* method context */ osrfMethodContext* ctx,
2229
2230                 /* SELECT   */ jsonObject* selhash,
2231                 /* FROM     */ jsonObject* join_hash,
2232                 /* WHERE    */ jsonObject* search_hash,
2233                 /* HAVING   */ jsonObject* having_hash,
2234                 /* ORDER BY */ jsonObject* order_hash,
2235                 /* LIMIT    */ jsonObject* limit,
2236                 /* OFFSET   */ jsonObject* offset,
2237                 /* flags    */ int flags
2238 ) {
2239         const char* locale = osrf_message_get_last_locale();
2240
2241         // in case we don't get a select list
2242         jsonObject* defaultselhash = NULL;
2243
2244         // general tmp objects
2245         const jsonObject* tmp_const;
2246         jsonObject* _tmp = NULL;
2247         jsonObject* selclass = NULL;
2248         jsonObject* selfield = NULL;
2249         jsonObject* snode = NULL;
2250         jsonObject* onode = NULL;
2251         jsonObject* found = NULL;
2252
2253         char* string = NULL;
2254         int from_function = 0;
2255         int first = 1;
2256         int gfirst = 1;
2257         //int hfirst = 1;
2258
2259         // the core search class
2260         char* core_class = NULL;
2261
2262         // metadata about the core search class
2263         osrfHash* core_meta = NULL;
2264         osrfHash* core_fields = NULL;
2265         osrfHash* idlClass = NULL;
2266
2267         // punt if there's no core class
2268         if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
2269                 return NULL;
2270
2271         // get the core class -- the only key of the top level FROM clause, or a string
2272         if (join_hash->type == JSON_HASH) {
2273                 jsonIterator* tmp_itr = jsonNewIterator( join_hash );
2274                 snode = jsonIteratorNext( tmp_itr );
2275
2276                 core_class = strdup( tmp_itr->key );
2277                 join_hash = snode;
2278
2279                 jsonIteratorFree( tmp_itr );
2280                 snode = NULL;
2281
2282         } else if (join_hash->type == JSON_ARRAY) {
2283         from_function = 1;
2284         selhash = NULL;
2285
2286         } else if (join_hash->type == JSON_STRING) {
2287                 core_class = jsonObjectToSimpleString( join_hash );
2288                 join_hash = NULL;
2289         }
2290
2291         // punt if we don't know about the core class (and it's not a function)
2292         if (!from_function && !(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
2293                 free(core_class);
2294                 return NULL;
2295         }
2296
2297         // if the select list is empty, or the core class field list is '*',
2298         // build the default select list ...
2299         if (!selhash) {
2300                 selhash = defaultselhash = jsonNewObjectType(JSON_HASH);
2301                 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2302         } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
2303                 char* _x = jsonObjectToSimpleString( tmp_const );
2304                 if (!strncmp( "*", _x, 1 )) {
2305                         jsonObjectRemoveKey( selhash, core_class );
2306                         jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2307                 }
2308                 free(_x);
2309         }
2310
2311         // the query buffer
2312         growing_buffer* sql_buf = buffer_init(128);
2313
2314         // temp buffer for the SELECT list
2315         growing_buffer* select_buf = buffer_init(128);
2316         growing_buffer* order_buf = buffer_init(128);
2317         growing_buffer* group_buf = buffer_init(128);
2318         growing_buffer* having_buf = buffer_init(128);
2319
2320         if (!from_function)
2321         core_fields = osrfHashGet(core_meta, "fields");
2322
2323         // ... and if we /are/ building the default list, do that
2324         if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
2325
2326                 int i = 0;
2327                 char* field;
2328
2329         if (!from_function) {
2330                 osrfStringArray* keys = osrfHashKeys( core_fields );
2331                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2332                         if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
2333                                 jsonObjectPush( _tmp, jsonNewObject( field ) );
2334                 }
2335                 osrfStringArrayFree(keys);
2336         }
2337         }
2338
2339         // Now we build the actual select list
2340         if (!from_function) {
2341             int sel_pos = 1;
2342             jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
2343             first = 1;
2344             gfirst = 1;
2345             jsonIterator* selclass_itr = jsonNewIterator( selhash );
2346             while ( (selclass = jsonIteratorNext( selclass_itr )) ) {
2347
2348                     // round trip through the idl, just to be safe
2349                     idlClass = osrfHashGet( oilsIDL(), selclass_itr->key );
2350                     if (!idlClass) continue;
2351                     char* cname = osrfHashGet(idlClass, "classname");
2352
2353                     // make sure the target relation is in the join tree
2354                     if (strcmp(core_class,cname)) {
2355                             if (!join_hash) continue;
2356
2357                             if (join_hash->type == JSON_STRING) {
2358                                     string = jsonObjectToSimpleString(join_hash);
2359                                     found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
2360                                     free(string);
2361                             } else {
2362                                     found = jsonObjectFindPath(join_hash, "//%s", cname);
2363                             }
2364
2365                             if (!found->size) {
2366                                     jsonObjectFree(found);
2367                                     continue;
2368                             }
2369
2370                             jsonObjectFree(found);
2371                     }
2372
2373                     // stitch together the column list ...
2374                     jsonIterator* select_itr = jsonNewIterator( selclass );
2375                     while ( (selfield = jsonIteratorNext( select_itr )) ) {
2376
2377                             char* __column = NULL;
2378                             char* __alias = NULL;
2379
2380                             // ... if it's a sstring, just toss it on the pile
2381                             if (selfield->type == JSON_STRING) {
2382
2383                                     // again, just to be safe
2384                                     char* _requested_col = jsonObjectToSimpleString(selfield);
2385                                     osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
2386                                     free(_requested_col);
2387
2388                                     if (!field) continue;
2389                                     __column = strdup(osrfHashGet(field, "name"));
2390
2391                                     if (first) {
2392                                             first = 0;
2393                                     } else {
2394                                                 OSRF_BUFFER_ADD_CHAR( select_buf, ',' );
2395                                     }
2396
2397                     if (locale) {
2398                             char* i18n = osrfHashGet(field, "i18n");
2399                                     if (flags & DISABLE_I18N)
2400                             i18n = NULL;
2401
2402                             if ( i18n && !strncasecmp("true", i18n, 4)) {
2403                                 char* pkey = osrfHashGet(idlClass, "primarykey");
2404                                 char* tname = osrfHashGet(idlClass, "tablename");
2405
2406                             buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, __column, pkey, cname, pkey, locale, __column);
2407                         } else {
2408                                             buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
2409                         }
2410                     } else {
2411                                         buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
2412                     }
2413
2414                             // ... but it could be an object, in which case we check for a Field Transform
2415                             } else {
2416
2417                                     __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield, "column" ) );
2418
2419                                     // again, just to be safe
2420                                     osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
2421                                     if (!field) continue;
2422                                     const char* fname = osrfHashGet(field, "name");
2423
2424                                     if (first) {
2425                                             first = 0;
2426                                     } else {
2427                                                 OSRF_BUFFER_ADD_CHAR( select_buf, ',' );
2428                                         }
2429
2430                                     if ((tmp_const = jsonObjectGetKeyConst( selfield, "alias" ))) {
2431                                             __alias = jsonObjectToSimpleString( tmp_const );
2432                                     } else {
2433                                             __alias = strdup(__column);
2434                                     }
2435
2436                                     if (jsonObjectGetKeyConst( selfield, "transform" )) {
2437                                             free(__column);
2438                                             __column = searchFieldTransform(cname, field, selfield);
2439                                             buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
2440                                     } else {
2441                         if (locale) {
2442                                     char* i18n = osrfHashGet(field, "i18n");
2443                                         if (flags & DISABLE_I18N)
2444                                 i18n = NULL;
2445
2446                                     if ( i18n && !strncasecmp("true", i18n, 4)) {
2447                                     char* pkey = osrfHashGet(idlClass, "primarykey");
2448                                     char* tname = osrfHashGet(idlClass, "tablename");
2449
2450                                 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, __alias);
2451                             } else {
2452                                                     buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
2453                             }
2454                         } else {
2455                                                 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
2456                         }
2457                                     }
2458                             }
2459
2460                             if (is_agg->size || (flags & SELECT_DISTINCT)) {
2461
2462                                     if ( !(
2463                             jsonBoolIsTrue( jsonObjectGetKey( selfield, "aggregate" ) ) ||
2464                                 ((int)jsonObjectGetNumber(jsonObjectGetKey( selfield, "aggregate" ))) == 1 // support 1/0 for perl's sake
2465                          )
2466                     ) {
2467                                             if (gfirst) {
2468                                                     gfirst = 0;
2469                                             } else {
2470                                                         OSRF_BUFFER_ADD_CHAR( group_buf, ',' );
2471                                             }
2472
2473                                             buffer_fadd(group_buf, " %d", sel_pos);
2474                                     /*
2475                                     } else if (is_agg = jsonObjectGetKey( selfield, "having" )) {
2476                                             if (gfirst) {
2477                                                     gfirst = 0;
2478                                             } else {
2479                                                         OSRF_BUFFER_ADD_CHAR( group_buf, ',' );
2480                                             }
2481
2482                                             __column = searchFieldTransform(cname, field, selfield);
2483                                             buffer_fadd(group_buf, " %s", __column);
2484                                             __column = searchFieldTransform(cname, field, selfield);
2485                                     */
2486                                     }
2487                             }
2488
2489                             if (__column) free(__column);
2490                             if (__alias) free(__alias);
2491
2492                             sel_pos++;
2493                     }
2494
2495             // jsonIteratorFree(select_itr);
2496             }
2497
2498         // jsonIteratorFree(selclass_itr);
2499
2500             if (is_agg) jsonObjectFree(is_agg);
2501     } else {
2502                 OSRF_BUFFER_ADD_CHAR( select_buf, '*' );
2503     }
2504
2505
2506         char* col_list = buffer_release(select_buf);
2507         char* table = NULL;
2508     if (!from_function) table = getSourceDefinition(core_meta);
2509     else table = searchValueTransform(join_hash);
2510
2511         // Put it all together
2512         buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
2513         free(col_list);
2514         free(table);
2515
2516     if (!from_function) {
2517             // Now, walk the join tree and add that clause
2518             if ( join_hash ) {
2519                     char* join_clause = searchJOIN( join_hash, core_meta );
2520                     buffer_add(sql_buf, join_clause);
2521                     free(join_clause);
2522             }
2523
2524             if ( search_hash ) {
2525                     buffer_add(sql_buf, " WHERE ");
2526
2527                     // and it's on the the WHERE clause
2528                     char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN, ctx );
2529
2530                     if (!pred) {
2531                             if (ctx) {
2532                                 osrfAppSessionStatus(
2533                                         ctx->session,
2534                                         OSRF_STATUS_INTERNALSERVERERROR,
2535                                         "osrfMethodException",
2536                                         ctx->request,
2537                                         "Severe query error in WHERE predicate -- see error log for more details"
2538                                 );
2539                             }
2540                             free(core_class);
2541                             buffer_free(having_buf);
2542                             buffer_free(group_buf);
2543                             buffer_free(order_buf);
2544                             buffer_free(sql_buf);
2545                             if (defaultselhash) jsonObjectFree(defaultselhash);
2546                             return NULL;
2547                     } else {
2548                             buffer_add(sql_buf, pred);
2549                             free(pred);
2550                     }
2551         }
2552
2553             if ( having_hash ) {
2554                     buffer_add(sql_buf, " HAVING ");
2555
2556                     // and it's on the the WHERE clause
2557                     char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN, ctx );
2558
2559                     if (!pred) {
2560                             if (ctx) {
2561                                 osrfAppSessionStatus(
2562                                         ctx->session,
2563                                         OSRF_STATUS_INTERNALSERVERERROR,
2564                                         "osrfMethodException",
2565                                         ctx->request,
2566                                         "Severe query error in HAVING predicate -- see error log for more details"
2567                                 );
2568                             }
2569                             free(core_class);
2570                             buffer_free(having_buf);
2571                             buffer_free(group_buf);
2572                             buffer_free(order_buf);
2573                             buffer_free(sql_buf);
2574                             if (defaultselhash) jsonObjectFree(defaultselhash);
2575                             return NULL;
2576                     } else {
2577                             buffer_add(sql_buf, pred);
2578                             free(pred);
2579                     }
2580             }
2581
2582             first = 1;
2583             jsonIterator* class_itr = jsonNewIterator( order_hash );
2584             while ( (snode = jsonIteratorNext( class_itr )) ) {
2585
2586                     if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2587                             continue;
2588
2589                     if ( snode->type == JSON_HASH ) {
2590
2591                         jsonIterator* order_itr = jsonNewIterator( snode );
2592                             while ( (onode = jsonIteratorNext( order_itr )) ) {
2593
2594                                     if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2595                                             continue;
2596
2597                                     char* direction = NULL;
2598                                     if ( onode->type == JSON_HASH ) {
2599                                             if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2600                                                     string = searchFieldTransform(
2601                                                             class_itr->key,
2602                                                             oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2603                                                             onode
2604                                                     );
2605                                             } else {
2606                                                     growing_buffer* field_buf = buffer_init(16);
2607                                                     buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2608                                                     string = buffer_release(field_buf);
2609                                             }
2610
2611                                             if ( (tmp_const = jsonObjectGetKeyConst( onode, "direction" )) ) {
2612                                                     direction = jsonObjectToSimpleString(tmp_const);
2613                                                     if (!strncasecmp(direction, "d", 1)) {
2614                                                             free(direction);
2615                                                             direction = " DESC";
2616                                                     } else {
2617                                                             free(direction);
2618                                                             direction = " ASC";
2619                                                     }
2620                                             }
2621
2622                                     } else {
2623                                             string = strdup(order_itr->key);
2624                                             direction = jsonObjectToSimpleString(onode);
2625                                             if (!strncasecmp(direction, "d", 1)) {
2626                                                     free(direction);
2627                                                     direction = " DESC";
2628                                             } else {
2629                                                     free(direction);
2630                                                     direction = " ASC";
2631                                             }
2632                                     }
2633
2634                                     if (first) {
2635                                             first = 0;
2636                                     } else {
2637                                             buffer_add(order_buf, ", ");
2638                                     }
2639
2640                                     buffer_add(order_buf, string);
2641                                     free(string);
2642
2643                                     if (direction) {
2644                                             buffer_add(order_buf, direction);
2645                                     }
2646
2647                             }
2648                 // jsonIteratorFree(order_itr);
2649
2650                     } else if ( snode->type == JSON_ARRAY ) {
2651
2652                         jsonIterator* order_itr = jsonNewIterator( snode );
2653                             while ( (onode = jsonIteratorNext( order_itr )) ) {
2654
2655                                     char* _f = jsonObjectToSimpleString( onode );
2656
2657                                     if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, _f))
2658                                             continue;
2659
2660                                     if (first) {
2661                                             first = 0;
2662                                     } else {
2663                                             buffer_add(order_buf, ", ");
2664                                     }
2665
2666                                     buffer_add(order_buf, _f);
2667                                     free(_f);
2668
2669                             }
2670                 // jsonIteratorFree(order_itr);
2671
2672
2673                     // IT'S THE OOOOOOOOOOOLD STYLE!
2674                     } else {
2675                             osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2676                             if (ctx) {
2677                                 osrfAppSessionStatus(
2678                                         ctx->session,
2679                                         OSRF_STATUS_INTERNALSERVERERROR,
2680                                         "osrfMethodException",
2681                                         ctx->request,
2682                                         "Severe query error -- see error log for more details"
2683                                 );
2684                             }
2685
2686                             free(core_class);
2687                             buffer_free(having_buf);
2688                             buffer_free(group_buf);
2689                             buffer_free(order_buf);
2690                             buffer_free(sql_buf);
2691                             if (defaultselhash) jsonObjectFree(defaultselhash);
2692                             jsonIteratorFree(class_itr);
2693                             return NULL;
2694                     }
2695
2696             }
2697     }
2698
2699     // jsonIteratorFree(class_itr);
2700
2701         string = buffer_release(group_buf);
2702
2703         if (strlen(string)) {
2704                 buffer_fadd(
2705                         sql_buf,
2706                         " GROUP BY %s",
2707                         string
2708                 );
2709         }
2710
2711         free(string);
2712
2713         string = buffer_release(having_buf);
2714
2715         if (strlen(string)) {
2716                 buffer_fadd(
2717                         sql_buf,
2718                         " HAVING %s",
2719                         string
2720                 );
2721         }
2722
2723         free(string);
2724
2725         string = buffer_release(order_buf);
2726
2727         if (strlen(string)) {
2728                 buffer_fadd(
2729                         sql_buf,
2730                         " ORDER BY %s",
2731                         string
2732                 );
2733         }
2734
2735         free(string);
2736
2737         if ( limit ){
2738                 string = jsonObjectToSimpleString(limit);
2739                 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2740                 free(string);
2741         }
2742
2743         if (offset) {
2744                 string = jsonObjectToSimpleString(offset);
2745                 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2746                 free(string);
2747         }
2748
2749         if (!(flags & SUBSELECT)) OSRF_BUFFER_ADD_CHAR(sql_buf, ';');
2750
2751         free(core_class);
2752         if (defaultselhash) jsonObjectFree(defaultselhash);
2753
2754         return buffer_release(sql_buf);
2755
2756 }
2757
2758 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2759
2760         const char* locale = osrf_message_get_last_locale();
2761
2762         osrfHash* fields = osrfHashGet(meta, "fields");
2763         char* core_class = osrfHashGet(meta, "classname");
2764
2765         const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2766
2767         jsonObject* node = NULL;
2768         jsonObject* snode = NULL;
2769         jsonObject* onode = NULL;
2770         const jsonObject* _tmp = NULL;
2771         jsonObject* selhash = NULL;
2772         jsonObject* defaultselhash = NULL;
2773
2774         growing_buffer* sql_buf = buffer_init(128);
2775         growing_buffer* select_buf = buffer_init(128);
2776
2777         if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2778                 defaultselhash = jsonNewObjectType(JSON_HASH);
2779                 selhash = defaultselhash;
2780         }
2781
2782         if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2783                 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2784                 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2785
2786                 int i = 0;
2787                 char* field;
2788
2789                 osrfStringArray* keys = osrfHashKeys( fields );
2790                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2791                         if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2792                                 jsonObjectPush( flist, jsonNewObject( field ) );
2793                 }
2794                 osrfStringArrayFree(keys);
2795         }
2796
2797         int first = 1;
2798         jsonIterator* class_itr = jsonNewIterator( selhash );
2799         while ( (snode = jsonIteratorNext( class_itr )) ) {
2800
2801                 osrfHash* idlClass = osrfHashGet( oilsIDL(), class_itr->key );
2802                 if (!idlClass) continue;
2803                 char* cname = osrfHashGet(idlClass, "classname");
2804
2805                 if (strcmp(core_class,class_itr->key)) {
2806                         if (!join_hash) continue;
2807
2808                         jsonObject* found =  jsonObjectFindPath(join_hash, "//%s", class_itr->key);
2809                         if (!found->size) {
2810                                 jsonObjectFree(found);
2811                                 continue;
2812                         }
2813
2814                         jsonObjectFree(found);
2815                 }
2816
2817                 jsonIterator* select_itr = jsonNewIterator( snode );
2818                 while ( (node = jsonIteratorNext( select_itr )) ) {
2819                         char* item_str = jsonObjectToSimpleString(node);
2820                         osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2821                         free(item_str);
2822                         char* fname = osrfHashGet(field, "name");
2823
2824                         if (!field) continue;
2825
2826                         if (first) {
2827                                 first = 0;
2828                         } else {
2829                                 OSRF_BUFFER_ADD_CHAR(select_buf, ',');
2830                         }
2831
2832             if (locale) {
2833                         char* i18n = osrfHashGet(field, "i18n");
2834                             if ( !(
2835                         jsonBoolIsTrue( jsonObjectGetKey( order_hash, "no_i18n" ) ) ||
2836                         ((int)jsonObjectGetNumber(jsonObjectGetKey( order_hash, "no_i18n" ))) == 1 // support 1/0 for perl's sake
2837                      )
2838                 ) i18n = NULL;
2839
2840                         if ( i18n && !strncasecmp("true", i18n, 4)) {
2841                         char* pkey = osrfHashGet(idlClass, "primarykey");
2842                         char* tname = osrfHashGet(idlClass, "tablename");
2843
2844                     buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, fname);
2845                 } else {
2846                                 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2847                 }
2848             } else {
2849                             buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2850             }
2851                 }
2852
2853         jsonIteratorFree(select_itr);
2854         }
2855
2856     jsonIteratorFree(class_itr);
2857
2858         char* col_list = buffer_release(select_buf);
2859         char* table = getSourceDefinition(meta);
2860
2861         buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2862         free(col_list);
2863         free(table);
2864
2865         if ( join_hash ) {
2866                 char* join_clause = searchJOIN( join_hash, meta );
2867                 buffer_fadd(sql_buf, " %s", join_clause);
2868                 free(join_clause);
2869         }
2870
2871         char* tmpsql = buffer_data(sql_buf); // This strdup's ... no worries.
2872         osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL =  %s", MODULENAME, tmpsql);
2873         free(tmpsql);
2874
2875         buffer_add(sql_buf, " WHERE ");
2876
2877         char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN, ctx );
2878         if (!pred) {
2879                 osrfAppSessionStatus(
2880                         ctx->session,
2881                         OSRF_STATUS_INTERNALSERVERERROR,
2882                                 "osrfMethodException",
2883                                 ctx->request,
2884                                 "Severe query error -- see error log for more details"
2885                         );
2886                 buffer_free(sql_buf);
2887                 if(defaultselhash) jsonObjectFree(defaultselhash);
2888                 return NULL;
2889         } else {
2890                 buffer_add(sql_buf, pred);
2891                 free(pred);
2892         }
2893
2894         if (order_hash) {
2895                 char* string = NULL;
2896                 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2897
2898                         growing_buffer* order_buf = buffer_init(128);
2899
2900                         first = 1;
2901                         jsonIterator* class_itr = jsonNewIterator( _tmp );
2902                         while ( (snode = jsonIteratorNext( class_itr )) ) {
2903
2904                                 if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2905                                         continue;
2906
2907                                 if ( snode->type == JSON_HASH ) {
2908
2909                                         jsonIterator* order_itr = jsonNewIterator( snode );
2910                                         while ( (onode = jsonIteratorNext( order_itr )) ) {
2911
2912                                                 if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2913                                                         continue;
2914
2915                                                 char* direction = NULL;
2916                                                 if ( onode->type == JSON_HASH ) {
2917                                                         if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2918                                                                 string = searchFieldTransform(
2919                                                                         class_itr->key,
2920                                                                         oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2921                                                                         onode
2922                                                                 );
2923                                                         } else {
2924                                                                 growing_buffer* field_buf = buffer_init(16);
2925                                                                 buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2926                                                                 string = buffer_release(field_buf);
2927                                                         }
2928
2929                                                         if ( (_tmp = jsonObjectGetKeyConst( onode, "direction" )) ) {
2930                                                                 direction = jsonObjectToSimpleString(_tmp);
2931                                                                 if (!strncasecmp(direction, "d", 1)) {
2932                                                                         free(direction);
2933                                                                         direction = " DESC";
2934                                                                 } else {
2935                                                                         free(direction);
2936                                                                         direction = " ASC";
2937                                                                 }
2938                                                         }
2939
2940                                                 } else {
2941                                                         string = strdup(order_itr->key);
2942                                                         direction = jsonObjectToSimpleString(onode);
2943                                                         if (!strncasecmp(direction, "d", 1)) {
2944                                                                 free(direction);
2945                                                                 direction = " DESC";
2946                                                         } else {
2947                                                                 free(direction);
2948                                                                 direction = " ASC";
2949                                                         }
2950                                                 }
2951
2952                                                 if (first) {
2953                                                         first = 0;
2954                                                 } else {
2955                                                         buffer_add(order_buf, ", ");
2956                                                 }
2957
2958                                                 buffer_add(order_buf, string);
2959                                                 free(string);
2960
2961                                                 if (direction) {
2962                                                         buffer_add(order_buf, direction);
2963                                                 }
2964
2965                                         }
2966
2967                     jsonIteratorFree(order_itr);
2968
2969                                 } else {
2970                                         string = jsonObjectToSimpleString(snode);
2971                                         buffer_add(order_buf, string);
2972                                         free(string);
2973                                         break;
2974                                 }
2975
2976                         }
2977
2978             jsonIteratorFree(class_itr);
2979
2980                         string = buffer_release(order_buf);
2981
2982                         if (strlen(string)) {
2983                                 buffer_fadd(
2984                                         sql_buf,
2985                                         " ORDER BY %s",
2986                                         string
2987                                 );
2988                         }
2989
2990                         free(string);
2991                 }
2992
2993                 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2994                         string = jsonObjectToSimpleString(_tmp);
2995                         buffer_fadd(
2996                                 sql_buf,
2997                                 " LIMIT %d",
2998                                 atoi(string)
2999                         );
3000                         free(string);
3001                 }
3002
3003                 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
3004                 if (_tmp) {
3005                         string = jsonObjectToSimpleString(_tmp);
3006                         buffer_fadd(
3007                                 sql_buf,
3008                                 " OFFSET %d",
3009                                 atoi(string)
3010                         );
3011                         free(string);
3012                 }
3013         }
3014
3015         if (defaultselhash) jsonObjectFree(defaultselhash);
3016
3017         OSRF_BUFFER_ADD_CHAR(sql_buf, ';');
3018         return buffer_release(sql_buf);
3019 }
3020
3021 int doJSONSearch ( osrfMethodContext* ctx ) {
3022         OSRF_METHOD_VERIFY_CONTEXT(ctx);
3023         osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
3024
3025         int err = 0;
3026
3027         // XXX for now...
3028         dbhandle = writehandle;
3029
3030         jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
3031
3032     int flags = 0;
3033
3034         if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
3035          flags |= SELECT_DISTINCT;
3036
3037         if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
3038          flags |= SELECT_DISTINCT;
3039
3040         if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
3041          flags |= DISABLE_I18N;
3042
3043         if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
3044          flags |= DISABLE_I18N;
3045
3046         osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
3047         char* sql = SELECT(
3048                         ctx,
3049                         jsonObjectGetKey( hash, "select" ),
3050                         jsonObjectGetKey( hash, "from" ),
3051                         jsonObjectGetKey( hash, "where" ),
3052                         jsonObjectGetKey( hash, "having" ),
3053                         jsonObjectGetKey( hash, "order_by" ),
3054                         jsonObjectGetKey( hash, "limit" ),
3055                         jsonObjectGetKey( hash, "offset" ),
3056                         flags
3057         );
3058
3059         if (!sql) {
3060                 err = -1;
3061                 return err;
3062         }
3063
3064         osrfLogDebug(OSRF_LOG_MARK, "%s SQL =  %s", MODULENAME, sql);
3065         dbi_result result = dbi_conn_query(dbhandle, sql);
3066
3067         if(result) {
3068                 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
3069
3070                 if (dbi_result_first_row(result)) {
3071                         /* JSONify the result */
3072                         osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
3073
3074                         do {
3075                                 jsonObject* return_val = oilsMakeJSONFromResult( result );
3076                                 osrfAppRespond( ctx, return_val );
3077                 jsonObjectFree( return_val );
3078                         } while (dbi_result_next_row(result));
3079
3080                 } else {
3081                         osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
3082                 }
3083
3084                 osrfAppRespondComplete( ctx, NULL );
3085
3086                 /* clean up the query */
3087                 dbi_result_free(result);
3088
3089         } else {
3090                 err = -1;
3091                 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
3092                 osrfAppSessionStatus(
3093                         ctx->session,
3094                         OSRF_STATUS_INTERNALSERVERERROR,
3095                         "osrfMethodException",
3096                         ctx->request,
3097                         "Severe query error -- see error log for more details"
3098                 );
3099         }
3100
3101         free(sql);
3102         return err;
3103 }
3104
3105 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
3106                 const jsonObject* params, int* err ) {
3107
3108         // XXX for now...
3109         dbhandle = writehandle;
3110
3111         osrfHash* links = osrfHashGet(meta, "links");
3112         osrfHash* fields = osrfHashGet(meta, "fields");
3113         char* core_class = osrfHashGet(meta, "classname");
3114         char* pkey = osrfHashGet(meta, "primarykey");
3115
3116         const jsonObject* _tmp;
3117         jsonObject* obj;
3118         jsonObject* search_hash = jsonObjectGetIndex(params, 0);
3119         jsonObject* order_hash = jsonObjectGetIndex(params, 1);
3120
3121         char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
3122         if (!sql) {
3123                 osrfLogDebug(OSRF_LOG_MARK, "Problem building query, returning NULL");
3124                 *err = -1;
3125                 return NULL;
3126         }
3127
3128         osrfLogDebug(OSRF_LOG_MARK, "%s SQL =  %s", MODULENAME, sql);
3129         dbi_result result = dbi_conn_query(dbhandle, sql);
3130
3131         jsonObject* res_list = jsonNewObjectType(JSON_ARRAY);
3132         if(result) {
3133                 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
3134                 osrfHash* dedup = osrfNewHash();
3135
3136                 if (dbi_result_first_row(result)) {
3137                         /* JSONify the result */
3138                         osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
3139                         do {
3140                                 obj = oilsMakeFieldmapperFromResult( result, meta );
3141                                 char* pkey_val = oilsFMGetString( obj, pkey );
3142                                 if ( osrfHashGet( dedup, pkey_val ) ) {
3143                                         jsonObjectFree(obj);
3144                                         free(pkey_val);
3145                                 } else {
3146                                         osrfHashSet( dedup, pkey_val, pkey_val );
3147                                         jsonObjectPush(res_list, obj);
3148                                 }
3149                         } while (dbi_result_next_row(result));
3150                 } else {
3151                         osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
3152                 }
3153
3154                 osrfHashFree(dedup);
3155
3156                 /* clean up the query */
3157                 dbi_result_free(result);
3158
3159         } else {
3160                 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
3161                 osrfAppSessionStatus(
3162                         ctx->session,
3163                         OSRF_STATUS_INTERNALSERVERERROR,
3164                         "osrfMethodException",
3165                         ctx->request,
3166                         "Severe query error -- see error log for more details"
3167                 );
3168                 *err = -1;
3169                 free(sql);
3170                 jsonObjectFree(res_list);
3171                 return jsonNULL;
3172
3173         }
3174
3175         free(sql);
3176
3177         if (res_list->size && order_hash) {
3178                 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
3179                 if (_tmp) {
3180                         int x = (int)jsonObjectGetNumber(_tmp);
3181                         if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
3182
3183                         const jsonObject* temp_blob;
3184                         if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
3185
3186                                 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
3187                                 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
3188
3189                                 osrfStringArray* link_fields = NULL;
3190
3191                                 if (flesh_fields) {
3192                                         if (flesh_fields->size == 1) {
3193                                                 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
3194                                                 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
3195                                                 free(_t);
3196                                         }
3197
3198                                         if (!link_fields) {
3199                                                 jsonObject* _f;
3200                                                 link_fields = osrfNewStringArray(1);
3201                                                 jsonIterator* _i = jsonNewIterator( flesh_fields );
3202                                                 while ((_f = jsonIteratorNext( _i ))) {
3203                                                         osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f ) );
3204                                                 }
3205                         jsonIteratorFree(_i);
3206                                         }
3207                                 }
3208
3209                                 jsonObject* cur;
3210                                 jsonIterator* itr = jsonNewIterator( res_list );
3211                                 while ((cur = jsonIteratorNext( itr ))) {
3212
3213                                         int i = 0;
3214                                         char* link_field;
3215
3216                                         while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
3217
3218                                                 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
3219
3220                                                 osrfHash* kid_link = osrfHashGet(links, link_field);
3221                                                 if (!kid_link) continue;
3222
3223                                                 osrfHash* field = osrfHashGet(fields, link_field);
3224                                                 if (!field) continue;
3225
3226                                                 osrfHash* value_field = field;
3227
3228                                                 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
3229                                                 if (!kid_idl) continue;
3230
3231                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
3232                                                         value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
3233                                                 }
3234
3235                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
3236                                                         value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
3237                                                 }
3238
3239                                                 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
3240
3241                                                 if (link_map->size > 0) {
3242                                                         jsonObject* _kid_key = jsonNewObjectType(JSON_ARRAY);
3243                                                         jsonObjectPush(
3244                                                                 _kid_key,
3245                                                                 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
3246                                                         );
3247
3248                                                         jsonObjectSetKey(
3249                                                                 flesh_blob,
3250                                                                 osrfHashGet(kid_link, "class"),
3251                                                                 _kid_key
3252                                                         );
3253                                                 };
3254
3255                                                 osrfLogDebug(
3256                                                         OSRF_LOG_MARK,
3257                                                         "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
3258                                                         osrfHashGet(kid_link, "field"),
3259                                                         osrfHashGet(kid_link, "class"),
3260                                                         osrfHashGet(kid_link, "key"),
3261                                                         osrfHashGet(kid_link, "reltype")
3262                                                 );
3263
3264                                                 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
3265                                                 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // search hash
3266                                                 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // order/flesh hash
3267
3268                                                 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
3269
3270                                                 char* search_key =
3271                                                 jsonObjectToSimpleString(
3272                                                         jsonObjectGetIndex(
3273                                                                 cur,
3274                                                                 atoi( osrfHashGet(value_field, "array_position") )
3275                                                         )
3276                                                 );
3277
3278                                                 if (!search_key) {
3279                                                         osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
3280                                                         continue;
3281                                                 }
3282
3283                                                 jsonObjectSetKey(
3284                                                         jsonObjectGetIndex(fake_params, 0),
3285                                                         osrfHashGet(kid_link, "key"),
3286                                                         jsonNewObject( search_key )
3287                                                 );
3288
3289                                                 free(search_key);
3290
3291
3292                                                 jsonObjectSetKey(
3293                                                         jsonObjectGetIndex(fake_params, 1),
3294                                                         "flesh",
3295                                                         jsonNewNumberObject( (double)(x - 1 + link_map->size) )
3296                                                 );
3297
3298                                                 if (flesh_blob)
3299                                                         jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
3300
3301                                                 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
3302                                                         jsonObjectSetKey(
3303                                                                 jsonObjectGetIndex(fake_params, 1),
3304                                                                 "order_by",
3305                                                                 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
3306                                                         );
3307                                                 }
3308
3309                                                 if (jsonObjectGetKeyConst(order_hash, "select")) {
3310                                                         jsonObjectSetKey(
3311                                                                 jsonObjectGetIndex(fake_params, 1),
3312                                                                 "select",
3313                                                                 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
3314                                                         );
3315                                                 }
3316
3317                                                 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
3318
3319                                                 if(*err) {
3320                                                         jsonObjectFree( fake_params );
3321                                                         osrfStringArrayFree(link_fields);
3322                                                         jsonIteratorFree(itr);
3323                                                         jsonObjectFree(res_list);
3324                                                         jsonObjectFree(flesh_blob);
3325                                                         return jsonNULL;
3326                                                 }
3327
3328                                                 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
3329
3330                                                 jsonObject* X = NULL;
3331                                                 if ( link_map->size > 0 && kids->size > 0 ) {
3332                                                         X = kids;
3333                                                         kids = jsonNewObjectType(JSON_ARRAY);
3334
3335                                                         jsonObject* _k_node;
3336                                                         jsonIterator* _k = jsonNewIterator( X );
3337                                                         while ((_k_node = jsonIteratorNext( _k ))) {
3338                                                                 jsonObjectPush(
3339                                                                         kids,
3340                                                                         jsonObjectClone(
3341                                                                                 jsonObjectGetIndex(
3342                                                                                         _k_node,
3343                                                                                         (unsigned long)atoi(
3344                                                                                                 osrfHashGet(
3345                                                                                                         osrfHashGet(
3346                                                                                                                 osrfHashGet(
3347                                                                                                                         osrfHashGet(
3348                                                                                                                                 oilsIDL(),
3349                                                                                                                                 osrfHashGet(kid_link, "class")
3350                                                                                                                         ),
3351                                                                                                                         "fields"
3352                                                                                                                 ),
3353                                                                                                                 osrfStringArrayGetString( link_map, 0 )
3354                                                                                                         ),
3355                                                                                                         "array_position"
3356                                                                                                 )
3357                                                                                         )
3358                                                                                 )
3359                                                                         )
3360                                                                 );
3361                                                         }
3362                                                         jsonIteratorFree(_k);
3363                                                 }
3364
3365                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
3366                                                         osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
3367                                                         jsonObjectSetIndex(
3368                                                                 cur,
3369                                                                 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
3370                                                                 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
3371                                                         );
3372                                                 }
3373
3374                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
3375                                                         osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
3376                                                         jsonObjectSetIndex(
3377                                                                 cur,
3378                                                                 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
3379                                                                 jsonObjectClone( kids )
3380                                                         );
3381                                                 }
3382
3383                                                 if (X) {
3384                                                         jsonObjectFree(kids);
3385                                                         kids = X;
3386                                                 }
3387
3388                                                 jsonObjectFree( kids );
3389                                                 jsonObjectFree( fake_params );
3390
3391                                                 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
3392                                                 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur));
3393
3394                                         }
3395                                 }
3396                                 jsonObjectFree( flesh_blob );
3397                                 osrfStringArrayFree(link_fields);
3398                                 jsonIteratorFree(itr);
3399                         }
3400                 }
3401         }
3402
3403         return res_list;
3404 }
3405
3406
3407 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
3408
3409         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3410 #ifdef PCRUD
3411         jsonObject* target = jsonObjectGetIndex( ctx->params, 1 );
3412 #else
3413         jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
3414 #endif
3415
3416         if (!verifyObjectClass(ctx, target)) {
3417                 *err = -1;
3418                 return jsonNULL;
3419         }
3420
3421         if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3422                 osrfAppSessionStatus(
3423                         ctx->session,
3424                         OSRF_STATUS_BADREQUEST,
3425                         "osrfMethodException",
3426                         ctx->request,
3427                         "No active transaction -- required for UPDATE"
3428                 );
3429                 *err = -1;
3430                 return jsonNULL;
3431         }
3432
3433         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3434                 osrfAppSessionStatus(
3435                         ctx->session,
3436                         OSRF_STATUS_BADREQUEST,
3437                         "osrfMethodException",
3438                         ctx->request,
3439                         "Cannot UPDATE readonly class"
3440                 );
3441                 *err = -1;
3442                 return jsonNULL;
3443         }
3444
3445         dbhandle = writehandle;
3446
3447         char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
3448
3449         // Set the last_xact_id
3450         int index = oilsIDL_ntop( target->classname, "last_xact_id" );
3451         if (index > -1) {
3452                 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
3453                 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
3454         }
3455
3456         char* pkey = osrfHashGet(meta, "primarykey");
3457         osrfHash* fields = osrfHashGet(meta, "fields");
3458
3459         char* id = oilsFMGetString( target, pkey );
3460
3461         osrfLogDebug(
3462                 OSRF_LOG_MARK,
3463                 "%s updating %s object with %s = %s",
3464                 MODULENAME,
3465                 osrfHashGet(meta, "fieldmapper"),
3466                 pkey,
3467                 id
3468         );
3469
3470         growing_buffer* sql = buffer_init(128);
3471         buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
3472
3473         int i = 0;
3474         int first = 1;
3475         char* field_name;
3476         osrfStringArray* field_list = osrfHashKeys( fields );
3477         while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
3478
3479                 osrfHash* field = osrfHashGet( fields, field_name );
3480
3481                 if(!( strcmp( field_name, pkey ) )) continue;
3482                 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
3483
3484                 const jsonObject* field_object = oilsFMGetObject( target, field_name );
3485
3486                 char* value;
3487                 if (field_object && field_object->classname) {
3488                         value = oilsFMGetString(
3489                                 field_object,
3490                                 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
3491             );
3492                 } else {
3493                         value = jsonObjectToSimpleString( field_object );
3494                 }
3495
3496                 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
3497
3498                 if (!field_object || field_object->type == JSON_NULL) {
3499                         if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
3500                                 if (first) first = 0;
3501                                 else OSRF_BUFFER_ADD_CHAR(sql, ',');
3502                                 buffer_fadd( sql, " %s = NULL", field_name );
3503                         }
3504
3505                 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
3506                         if (first) first = 0;
3507                         else OSRF_BUFFER_ADD_CHAR(sql, ',');
3508
3509                         if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
3510                                 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
3511                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
3512                                 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
3513                         }
3514
3515                         osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
3516
3517                 } else {
3518                         if ( dbi_conn_quote_string(dbhandle, &value) ) {
3519                                 if (first) first = 0;
3520                                 else OSRF_BUFFER_ADD_CHAR(sql, ',');
3521                                 buffer_fadd( sql, " %s = %s", field_name, value );
3522
3523                         } else {
3524                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
3525                                 osrfAppSessionStatus(
3526                                         ctx->session,
3527                                         OSRF_STATUS_INTERNALSERVERERROR,
3528                                         "osrfMethodException",
3529                                         ctx->request,
3530                                         "Error quoting string -- please see the error log for more details"
3531                                 );
3532                                 free(value);
3533                                 free(id);
3534                                 buffer_free(sql);
3535                                 *err = -1;
3536                                 return jsonNULL;
3537                         }
3538                 }
3539
3540                 free(value);
3541
3542         }
3543
3544         jsonObject* obj = jsonNewObject(id);
3545
3546         if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3547                 dbi_conn_quote_string(dbhandle, &id);
3548
3549         buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3550
3551         char* query = buffer_release(sql);
3552         osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3553
3554         dbi_result result = dbi_conn_query(dbhandle, query);
3555         free(query);
3556
3557         if (!result) {
3558                 jsonObjectFree(obj);
3559                 obj = jsonNewObject(NULL);
3560                 osrfLogError(
3561                         OSRF_LOG_MARK,
3562                         "%s ERROR updating %s object with %s = %s",
3563                         MODULENAME,
3564                         osrfHashGet(meta, "fieldmapper"),
3565                         pkey,
3566                         id
3567                 );
3568         }
3569
3570         free(id);
3571
3572         return obj;
3573 }
3574
3575 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3576
3577         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3578
3579         if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3580                 osrfAppSessionStatus(
3581                         ctx->session,
3582                         OSRF_STATUS_BADREQUEST,
3583                         "osrfMethodException",
3584                         ctx->request,
3585                         "No active transaction -- required for DELETE"
3586                 );
3587                 *err = -1;
3588                 return jsonNULL;
3589         }
3590
3591         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3592                 osrfAppSessionStatus(
3593                         ctx->session,
3594                         OSRF_STATUS_BADREQUEST,
3595                         "osrfMethodException",
3596                         ctx->request,
3597                         "Cannot DELETE readonly class"
3598                 );
3599                 *err = -1;
3600                 return jsonNULL;
3601         }
3602
3603         dbhandle = writehandle;
3604
3605         jsonObject* obj;
3606
3607         char* pkey = osrfHashGet(meta, "primarykey");
3608
3609         int _obj_pos = 0;
3610 #ifdef PCRUD
3611                 _obj_pos = 1;
3612 #endif
3613
3614         char* id;
3615         if (jsonObjectGetIndex(ctx->params, _obj_pos)->classname) {
3616                 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, _obj_pos ))) {
3617                         *err = -1;
3618                         return jsonNULL;
3619                 }
3620
3621                 id = oilsFMGetString( jsonObjectGetIndex(ctx->params, _obj_pos), pkey );
3622         } else {
3623 #ifdef PCRUD
3624         if (!verifyObjectPCRUD( ctx, NULL )) {
3625                         *err = -1;
3626                         return jsonNULL;
3627         }
3628 #endif
3629                 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, _obj_pos));
3630         }
3631
3632         osrfLogDebug(
3633                 OSRF_LOG_MARK,
3634                 "%s deleting %s object with %s = %s",
3635                 MODULENAME,
3636                 osrfHashGet(meta, "fieldmapper"),
3637                 pkey,
3638                 id
3639         );
3640
3641         obj = jsonNewObject(id);
3642
3643         if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3644                 dbi_conn_quote_string(writehandle, &id);
3645
3646         dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3647
3648         if (!result) {
3649                 jsonObjectFree(obj);
3650                 obj = jsonNewObject(NULL);
3651                 osrfLogError(
3652                         OSRF_LOG_MARK,
3653                         "%s ERROR deleting %s object with %s = %s",
3654                         MODULENAME,
3655                         osrfHashGet(meta, "fieldmapper"),
3656                         pkey,
3657                         id
3658                 );
3659         }
3660
3661         free(id);
3662
3663         return obj;
3664
3665 }
3666
3667
3668 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3669         if(!(result && meta)) return jsonNULL;
3670
3671         jsonObject* object = jsonNewObject(NULL);
3672         jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3673
3674         osrfHash* fields = osrfHashGet(meta, "fields");
3675
3676         osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3677
3678         osrfHash* _f;
3679         time_t _tmp_dt;
3680         char dt_string[256];
3681         struct tm gmdt;
3682
3683         int fmIndex;
3684         int columnIndex = 1;
3685         int attr;
3686         unsigned short type;
3687         const char* columnName;
3688
3689         /* cycle through the column list */
3690         while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3691
3692                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3693
3694                 fmIndex = -1; // reset the position
3695
3696                 /* determine the field type and storage attributes */
3697                 type = dbi_result_get_field_type(result, columnName);
3698                 attr = dbi_result_get_field_attribs(result, columnName);
3699
3700                 /* fetch the fieldmapper index */
3701                 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3702                         char* virt = (char*)osrfHashGet(_f, "virtual");
3703                         char* pos = (char*)osrfHashGet(_f, "array_position");
3704
3705                         if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3706
3707                         fmIndex = atoi( pos );
3708                         osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3709                 } else {
3710                         continue;
3711                 }
3712
3713                 if (dbi_result_field_is_null(result, columnName)) {
3714                         jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3715                 } else {
3716
3717                         switch( type ) {
3718
3719                                 case DBI_TYPE_INTEGER :
3720
3721                                         if( attr & DBI_INTEGER_SIZE8 )
3722                                                 jsonObjectSetIndex( object, fmIndex,
3723                                                         jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3724                                         else
3725                                                 jsonObjectSetIndex( object, fmIndex,
3726                                                         jsonNewNumberObject(dbi_result_get_int(result, columnName)));
3727
3728                                         break;
3729
3730                                 case DBI_TYPE_DECIMAL :
3731                                         jsonObjectSetIndex( object, fmIndex,
3732                                                         jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3733                                         break;
3734
3735                                 case DBI_TYPE_STRING :
3736
3737
3738                                         jsonObjectSetIndex(
3739                                                 object,
3740                                                 fmIndex,
3741                                                 jsonNewObject( dbi_result_get_string(result, columnName) )
3742                                         );
3743
3744                                         break;
3745
3746                                 case DBI_TYPE_DATETIME :
3747
3748                                         memset(dt_string, '\0', sizeof(dt_string));
3749                                         memset(&gmdt, '\0', sizeof(gmdt));
3750
3751                                         _tmp_dt = dbi_result_get_datetime(result, columnName);
3752
3753
3754                                         if (!(attr & DBI_DATETIME_DATE)) {
3755                                                 gmtime_r( &_tmp_dt, &gmdt );
3756                                                 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3757                                         } else if (!(attr & DBI_DATETIME_TIME)) {
3758                                                 localtime_r( &_tmp_dt, &gmdt );
3759                                                 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3760                                         } else {
3761                                                 localtime_r( &_tmp_dt, &gmdt );
3762                                                 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3763                                         }
3764
3765                                         jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3766
3767                                         break;
3768
3769                                 case DBI_TYPE_BINARY :
3770                                         osrfLogError( OSRF_LOG_MARK,
3771                                                 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3772                         }
3773                 }
3774         }
3775
3776         return object;
3777 }
3778
3779 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3780         if(!result) return jsonNULL;
3781
3782         jsonObject* object = jsonNewObject(NULL);
3783
3784         time_t _tmp_dt;
3785         char dt_string[256];
3786         struct tm gmdt;
3787
3788         int fmIndex;
3789         int columnIndex = 1;
3790         int attr;
3791         unsigned short type;
3792         const char* columnName;
3793
3794         /* cycle through the column list */
3795         while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3796
3797                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3798
3799                 fmIndex = -1; // reset the position
3800
3801                 /* determine the field type and storage attributes */
3802                 type = dbi_result_get_field_type(result, columnName);
3803                 attr = dbi_result_get_field_attribs(result, columnName);
3804
3805                 if (dbi_result_field_is_null(result, columnName)) {
3806                         jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3807                 } else {
3808
3809                         switch( type ) {
3810
3811                                 case DBI_TYPE_INTEGER :
3812
3813                                         if( attr & DBI_INTEGER_SIZE8 )
3814                                                 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3815                                         else
3816                                                 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_int(result, columnName)) );
3817                                         break;
3818
3819                                 case DBI_TYPE_DECIMAL :
3820                                         jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3821                                         break;
3822
3823                                 case DBI_TYPE_STRING :
3824                                         jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3825                                         break;
3826
3827                                 case DBI_TYPE_DATETIME :
3828
3829                                         memset(dt_string, '\0', sizeof(dt_string));
3830                                         memset(&gmdt, '\0', sizeof(gmdt));
3831
3832                                         _tmp_dt = dbi_result_get_datetime(result, columnName);
3833
3834
3835                                         if (!(attr & DBI_DATETIME_DATE)) {
3836                                                 gmtime_r( &_tmp_dt, &gmdt );
3837                                                 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3838                                         } else if (!(attr & DBI_DATETIME_TIME)) {
3839                                                 localtime_r( &_tmp_dt, &gmdt );
3840                                                 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3841                                         } else {
3842                                                 localtime_r( &_tmp_dt, &gmdt );
3843                                                 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3844                                         }
3845
3846                                         jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3847                                         break;
3848
3849                                 case DBI_TYPE_BINARY :
3850                                         osrfLogError( OSRF_LOG_MARK,
3851                                                 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3852                         }
3853                 }
3854         }
3855
3856         return object;
3857 }
3858